Home / 15,689.22-23,545.17-9,106.62

Finding the Fourth Proportional to 15,689.22, 23,545.17 and 9,106.62

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Solution

The fourth proportional to 15,689.22, 23,545.17 and 9,106.62 is: 13,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,689.22 : 23,545.17 = 9,106.62 : x
  2. Step 2: Convert to fraction form
    15,689.22/23,545.17 = 9,106.62/x
  3. Step 3: Cross multiply
    15,689.22x = 23,545.17 × 9,106.62
  4. Step 4: Simplify right side
    15,689.22x = 214,416,752.77
  5. Step 5: Solve for x
    x = 214,416,752.77/15,689.22
  6. Step 6: Final answer
    x = 13,666.51

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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.