Home / 14,468.31-21,720.20-9,542.07

Finding the Fourth Proportional to 14,468.31, 21,720.20 and 9,542.07

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Solution

The fourth proportional to 14,468.31, 21,720.20 and 9,542.07 is: 14,324.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468.31 : 21,720.20 = 9,542.07 : x
  2. Step 2: Convert to fraction form
    14,468.31/21,720.20 = 9,542.07/x
  3. Step 3: Cross multiply
    14,468.31x = 21,720.20 × 9,542.07
  4. Step 4: Simplify right side
    14,468.31x = 207,255,621.10
  5. Step 5: Solve for x
    x = 207,255,621.10/14,468.31
  6. Step 6: Final answer
    x = 14,324.80

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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.