Home / 52,480.28-72,422.19-28,606.43

Finding the Fourth Proportional to 52,480.28, 72,422.19 and 28,606.43

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Solution

The fourth proportional to 52,480.28, 72,422.19 and 28,606.43 is: 39,476.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,480.28 : 72,422.19 = 28,606.43 : x
  2. Step 2: Convert to fraction form
    52,480.28/72,422.19 = 28,606.43/x
  3. Step 3: Cross multiply
    52,480.28x = 72,422.19 × 28,606.43
  4. Step 4: Simplify right side
    52,480.28x = 2,071,739,946.57
  5. Step 5: Solve for x
    x = 2,071,739,946.57/52,480.28
  6. Step 6: Final answer
    x = 39,476.55

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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.