Home / 13,852.50-20,778.75-5,536.23

Finding the Fourth Proportional to 13,852.50, 20,778.75 and 5,536.23

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Solution

The fourth proportional to 13,852.50, 20,778.75 and 5,536.23 is: 8,304.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852.50 : 20,778.75 = 5,536.23 : x
  2. Step 2: Convert to fraction form
    13,852.50/20,778.75 = 5,536.23/x
  3. Step 3: Cross multiply
    13,852.50x = 20,778.75 × 5,536.23
  4. Step 4: Simplify right side
    13,852.50x = 115,035,939.11
  5. Step 5: Solve for x
    x = 115,035,939.11/13,852.50
  6. Step 6: Final answer
    x = 8,304.35

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Half scale
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Double scale
Find fourth proportional to 13,853.50, 20,780.25 and 5,537.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.