Home / 52,446.20-72,377.96-28,574.19

Finding the Fourth Proportional to 52,446.20, 72,377.96 and 28,574.19

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Solution

The fourth proportional to 52,446.20, 72,377.96 and 28,574.19 is: 39,433.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,446.20 : 72,377.96 = 28,574.19 : x
  2. Step 2: Convert to fraction form
    52,446.20/72,377.96 = 28,574.19/x
  3. Step 3: Cross multiply
    52,446.20x = 72,377.96 × 28,574.19
  4. Step 4: Simplify right side
    52,446.20x = 2,068,141,437.98
  5. Step 5: Solve for x
    x = 2,068,141,437.98/52,446.20
  6. Step 6: Final answer
    x = 39,433.58

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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.