Home / 52,318.28-78,433.18-22,713.72

Finding the Fourth Proportional to 52,318.28, 78,433.18 and 22,713.72

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Solution

The fourth proportional to 52,318.28, 78,433.18 and 22,713.72 is: 34,051.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,318.28 : 78,433.18 = 22,713.72 : x
  2. Step 2: Convert to fraction form
    52,318.28/78,433.18 = 22,713.72/x
  3. Step 3: Cross multiply
    52,318.28x = 78,433.18 × 22,713.72
  4. Step 4: Simplify right side
    52,318.28x = 1,781,509,289.23
  5. Step 5: Solve for x
    x = 1,781,509,289.23/52,318.28
  6. Step 6: Final answer
    x = 34,051.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.