Home / 52,360.60-72,258.30-28,487.92

Finding the Fourth Proportional to 52,360.60, 72,258.30 and 28,487.92

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Solution

The fourth proportional to 52,360.60, 72,258.30 and 28,487.92 is: 39,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,360.60 : 72,258.30 = 28,487.92 : x
  2. Step 2: Convert to fraction form
    52,360.60/72,258.30 = 28,487.92/x
  3. Step 3: Cross multiply
    52,360.60x = 72,258.30 × 28,487.92
  4. Step 4: Simplify right side
    52,360.60x = 2,058,488,669.74
  5. Step 5: Solve for x
    x = 2,058,488,669.74/52,360.60
  6. Step 6: Final answer
    x = 39,313.70

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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.