Home / 52,660.38-78,990.72-15,223.50

Finding the Fourth Proportional to 52,660.38, 78,990.72 and 15,223.50

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Solution

The fourth proportional to 52,660.38, 78,990.72 and 15,223.50 is: 22,835.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,660.38 : 78,990.72 = 15,223.50 : x
  2. Step 2: Convert to fraction form
    52,660.38/78,990.72 = 15,223.50/x
  3. Step 3: Cross multiply
    52,660.38x = 78,990.72 × 15,223.50
  4. Step 4: Simplify right side
    52,660.38x = 1,202,515,225.92
  5. Step 5: Solve for x
    x = 1,202,515,225.92/52,660.38
  6. Step 6: Final answer
    x = 22,835.29

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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.