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Finding the Fourth Proportional to 17,461.31, 26,065.19 and 16,160.31

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Solution

The fourth proportional to 17,461.31, 26,065.19 and 16,160.31 is: 24,123.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,461.31 : 26,065.19 = 16,160.31 : x
  2. Step 2: Convert to fraction form
    17,461.31/26,065.19 = 16,160.31/x
  3. Step 3: Cross multiply
    17,461.31x = 26,065.19 × 16,160.31
  4. Step 4: Simplify right side
    17,461.31x = 421,221,591.01
  5. Step 5: Solve for x
    x = 421,221,591.01/17,461.31
  6. Step 6: Final answer
    x = 24,123.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.