Home / 22,545.60-33,818.40-15,547.20

Finding the Fourth Proportional to 22,545.60, 33,818.40 and 15,547.20

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Solution

The fourth proportional to 22,545.60, 33,818.40 and 15,547.20 is: 23,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,545.60 : 33,818.40 = 15,547.20 : x
  2. Step 2: Convert to fraction form
    22,545.60/33,818.40 = 15,547.20/x
  3. Step 3: Cross multiply
    22,545.60x = 33,818.40 × 15,547.20
  4. Step 4: Simplify right side
    22,545.60x = 525,781,428.48
  5. Step 5: Solve for x
    x = 525,781,428.48/22,545.60
  6. Step 6: Final answer
    x = 23,320.80

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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.