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Finding the Fourth Proportional to 17,385.87, 26,059.35 and 7,510.35

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Solution

The fourth proportional to 17,385.87, 26,059.35 and 7,510.35 is: 11,257.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,385.87 : 26,059.35 = 7,510.35 : x
  2. Step 2: Convert to fraction form
    17,385.87/26,059.35 = 7,510.35/x
  3. Step 3: Cross multiply
    17,385.87x = 26,059.35 × 7,510.35
  4. Step 4: Simplify right side
    17,385.87x = 195,714,839.27
  5. Step 5: Solve for x
    x = 195,714,839.27/17,385.87
  6. Step 6: Final answer
    x = 11,257.12

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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.