Home / 16,325.10-22,541.31-12,542.28

Finding the Fourth Proportional to 16,325.10, 22,541.31 and 12,542.28

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Solution

The fourth proportional to 16,325.10, 22,541.31 and 12,542.28 is: 17,318.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,325.10 : 22,541.31 = 12,542.28 : x
  2. Step 2: Convert to fraction form
    16,325.10/22,541.31 = 12,542.28/x
  3. Step 3: Cross multiply
    16,325.10x = 22,541.31 × 12,542.28
  4. Step 4: Simplify right side
    16,325.10x = 282,719,421.59
  5. Step 5: Solve for x
    x = 282,719,421.59/16,325.10
  6. Step 6: Final answer
    x = 17,318.08

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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.