Home / 15,315.48-22,962.29-6,545.61

Finding the Fourth Proportional to 15,315.48, 22,962.29 and 6,545.61

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Solution

The fourth proportional to 15,315.48, 22,962.29 and 6,545.61 is: 9,813.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,315.48 : 22,962.29 = 6,545.61 : x
  2. Step 2: Convert to fraction form
    15,315.48/22,962.29 = 6,545.61/x
  3. Step 3: Cross multiply
    15,315.48x = 22,962.29 × 6,545.61
  4. Step 4: Simplify right side
    15,315.48x = 150,302,162.32
  5. Step 5: Solve for x
    x = 150,302,162.32/15,315.48
  6. Step 6: Final answer
    x = 9,813.74

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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.