Home / 14,205.50-21,300.75-6,304.58

Finding the Fourth Proportional to 14,205.50, 21,300.75 and 6,304.58

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Solution

The fourth proportional to 14,205.50, 21,300.75 and 6,304.58 is: 9,453.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.50 : 21,300.75 = 6,304.58 : x
  2. Step 2: Convert to fraction form
    14,205.50/21,300.75 = 6,304.58/x
  3. Step 3: Cross multiply
    14,205.50x = 21,300.75 × 6,304.58
  4. Step 4: Simplify right side
    14,205.50x = 134,292,357.89
  5. Step 5: Solve for x
    x = 134,292,357.89/14,205.50
  6. Step 6: Final answer
    x = 9,453.55

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Half scale
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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.