Home / 13,506.48-20,259.72-4,741.92

Finding the Fourth Proportional to 13,506.48, 20,259.72 and 4,741.92

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Solution

The fourth proportional to 13,506.48, 20,259.72 and 4,741.92 is: 7,112.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,506.48 : 20,259.72 = 4,741.92 : x
  2. Step 2: Convert to fraction form
    13,506.48/20,259.72 = 4,741.92/x
  3. Step 3: Cross multiply
    13,506.48x = 20,259.72 × 4,741.92
  4. Step 4: Simplify right side
    13,506.48x = 96,069,971.46
  5. Step 5: Solve for x
    x = 96,069,971.46/13,506.48
  6. Step 6: Final answer
    x = 7,112.88

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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.