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Finding the Fourth Proportional to 16,130.52, 22,260.12 and 9,059.22

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Solution

The fourth proportional to 16,130.52, 22,260.12 and 9,059.22 is: 12,501.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,130.52 : 22,260.12 = 9,059.22 : x
  2. Step 2: Convert to fraction form
    16,130.52/22,260.12 = 9,059.22/x
  3. Step 3: Cross multiply
    16,130.52x = 22,260.12 × 9,059.22
  4. Step 4: Simplify right side
    16,130.52x = 201,659,324.31
  5. Step 5: Solve for x
    x = 201,659,324.31/16,130.52
  6. Step 6: Final answer
    x = 12,501.72

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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.