Home / 24,720.08-34,114.56-13,542.08

Finding the Fourth Proportional to 24,720.08, 34,114.56 and 13,542.08

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Solution

The fourth proportional to 24,720.08, 34,114.56 and 13,542.08 is: 18,688.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,720.08 : 34,114.56 = 13,542.08 : x
  2. Step 2: Convert to fraction form
    24,720.08/34,114.56 = 13,542.08/x
  3. Step 3: Cross multiply
    24,720.08x = 34,114.56 × 13,542.08
  4. Step 4: Simplify right side
    24,720.08x = 461,982,100.68
  5. Step 5: Solve for x
    x = 461,982,100.68/24,720.08
  6. Step 6: Final answer
    x = 18,688.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.