Home / 45,240.49-62,411.41-28,248.99

Finding the Fourth Proportional to 45,240.49, 62,411.41 and 28,248.99

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Solution

The fourth proportional to 45,240.49, 62,411.41 and 28,248.99 is: 38,970.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,240.49 : 62,411.41 = 28,248.99 : x
  2. Step 2: Convert to fraction form
    45,240.49/62,411.41 = 28,248.99/x
  3. Step 3: Cross multiply
    45,240.49x = 62,411.41 × 28,248.99
  4. Step 4: Simplify right side
    45,240.49x = 1,763,059,098.24
  5. Step 5: Solve for x
    x = 1,763,059,098.24/45,240.49
  6. Step 6: Final answer
    x = 38,970.82

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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.