Home / 17,285.10-25,929.01-8,515.23

Finding the Fourth Proportional to 17,285.10, 25,929.01 and 8,515.23

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Solution

The fourth proportional to 17,285.10, 25,929.01 and 8,515.23 is: 12,773.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,285.10 : 25,929.01 = 8,515.23 : x
  2. Step 2: Convert to fraction form
    17,285.10/25,929.01 = 8,515.23/x
  3. Step 3: Cross multiply
    17,285.10x = 25,929.01 × 8,515.23
  4. Step 4: Simplify right side
    17,285.10x = 220,791,397.23
  5. Step 5: Solve for x
    x = 220,791,397.23/17,285.10
  6. Step 6: Final answer
    x = 12,773.51

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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.