Home / 52,616.85-72,612.82-28,743.92

Finding the Fourth Proportional to 52,616.85, 72,612.82 and 28,743.92

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Solution

The fourth proportional to 52,616.85, 72,612.82 and 28,743.92 is: 39,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,616.85 : 72,612.82 = 28,743.92 : x
  2. Step 2: Convert to fraction form
    52,616.85/72,612.82 = 28,743.92/x
  3. Step 3: Cross multiply
    52,616.85x = 72,612.82 × 28,743.92
  4. Step 4: Simplify right side
    52,616.85x = 2,087,177,089.05
  5. Step 5: Solve for x
    x = 2,087,177,089.05/52,616.85
  6. Step 6: Final answer
    x = 39,667.47

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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.