Home / 45,545.28-62,881.73-28,572.79

Finding the Fourth Proportional to 45,545.28, 62,881.73 and 28,572.79

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Solution

The fourth proportional to 45,545.28, 62,881.73 and 28,572.79 is: 39,448.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,545.28 : 62,881.73 = 28,572.79 : x
  2. Step 2: Convert to fraction form
    45,545.28/62,881.73 = 28,572.79/x
  3. Step 3: Cross multiply
    45,545.28x = 62,881.73 × 28,572.79
  4. Step 4: Simplify right side
    45,545.28x = 1,796,706,466.13
  5. Step 5: Solve for x
    x = 1,796,706,466.13/45,545.28
  6. Step 6: Final answer
    x = 39,448.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.