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Finding the Fourth Proportional to 17,385.49, 26,060.95 and 9,060.85

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Solution

The fourth proportional to 17,385.49, 26,060.95 and 9,060.85 is: 13,582.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,385.49 : 26,060.95 = 9,060.85 : x
  2. Step 2: Convert to fraction form
    17,385.49/26,060.95 = 9,060.85/x
  3. Step 3: Cross multiply
    17,385.49x = 26,060.95 × 9,060.85
  4. Step 4: Simplify right side
    17,385.49x = 236,134,358.81
  5. Step 5: Solve for x
    x = 236,134,358.81/17,385.49
  6. Step 6: Final answer
    x = 13,582.27

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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.