Home / 48,220.38-72,341.78-14,938.70

Finding the Fourth Proportional to 48,220.38, 72,341.78 and 14,938.70

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Solution

The fourth proportional to 48,220.38, 72,341.78 and 14,938.70 is: 22,411.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,220.38 : 72,341.78 = 14,938.70 : x
  2. Step 2: Convert to fraction form
    48,220.38/72,341.78 = 14,938.70/x
  3. Step 3: Cross multiply
    48,220.38x = 72,341.78 × 14,938.70
  4. Step 4: Simplify right side
    48,220.38x = 1,080,691,712.48
  5. Step 5: Solve for x
    x = 1,080,691,712.48/48,220.38
  6. Step 6: Final answer
    x = 22,411.51

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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.