Home / 52,727.28-72,763.65-28,853.97

Finding the Fourth Proportional to 52,727.28, 72,763.65 and 28,853.97

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Solution

The fourth proportional to 52,727.28, 72,763.65 and 28,853.97 is: 39,818.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,727.28 : 72,763.65 = 28,853.97 : x
  2. Step 2: Convert to fraction form
    52,727.28/72,763.65 = 28,853.97/x
  3. Step 3: Cross multiply
    52,727.28x = 72,763.65 × 28,853.97
  4. Step 4: Simplify right side
    52,727.28x = 2,099,519,810.37
  5. Step 5: Solve for x
    x = 2,099,519,810.37/52,727.28
  6. Step 6: Final answer
    x = 39,818.47

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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.