Home / 55,378.53-83,047.28-22,088.61

Finding the Fourth Proportional to 55,378.53, 83,047.28 and 22,088.61

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Solution

The fourth proportional to 55,378.53, 83,047.28 and 22,088.61 is: 33,124.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,378.53 : 83,047.28 = 22,088.61 : x
  2. Step 2: Convert to fraction form
    55,378.53/83,047.28 = 22,088.61/x
  3. Step 3: Cross multiply
    55,378.53x = 83,047.28 × 22,088.61
  4. Step 4: Simplify right side
    55,378.53x = 1,834,398,869.04
  5. Step 5: Solve for x
    x = 1,834,398,869.04/55,378.53
  6. Step 6: Final answer
    x = 33,124.73

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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.