Home / 52,465.08-72,400.84-28,591.92

Finding the Fourth Proportional to 52,465.08, 72,400.84 and 28,591.92

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Solution

The fourth proportional to 52,465.08, 72,400.84 and 28,591.92 is: 39,456.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,465.08 : 72,400.84 = 28,591.92 : x
  2. Step 2: Convert to fraction form
    52,465.08/72,400.84 = 28,591.92/x
  3. Step 3: Cross multiply
    52,465.08x = 72,400.84 × 28,591.92
  4. Step 4: Simplify right side
    52,465.08x = 2,070,079,025.21
  5. Step 5: Solve for x
    x = 2,070,079,025.21/52,465.08
  6. Step 6: Final answer
    x = 39,456.32

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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.