Home / 52,313.32-72,191.92-28,439.92

Finding the Fourth Proportional to 52,313.32, 72,191.92 and 28,439.92

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Solution

The fourth proportional to 52,313.32, 72,191.92 and 28,439.92 is: 39,246.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,313.32 : 72,191.92 = 28,439.92 : x
  2. Step 2: Convert to fraction form
    52,313.32/72,191.92 = 28,439.92/x
  3. Step 3: Cross multiply
    52,313.32x = 72,191.92 × 28,439.92
  4. Step 4: Simplify right side
    52,313.32x = 2,053,132,429.45
  5. Step 5: Solve for x
    x = 2,053,132,429.45/52,313.32
  6. Step 6: Final answer
    x = 39,246.84

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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.