Home / 52,385.57-72,292.08-28,512.41

Finding the Fourth Proportional to 52,385.57, 72,292.08 and 28,512.41

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Solution

The fourth proportional to 52,385.57, 72,292.08 and 28,512.41 is: 39,347.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,385.57 : 72,292.08 = 28,512.41 : x
  2. Step 2: Convert to fraction form
    52,385.57/72,292.08 = 28,512.41/x
  3. Step 3: Cross multiply
    52,385.57x = 72,292.08 × 28,512.41
  4. Step 4: Simplify right side
    52,385.57x = 2,061,221,712.36
  5. Step 5: Solve for x
    x = 2,061,221,712.36/52,385.57
  6. Step 6: Final answer
    x = 39,347.13

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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.