Home / 52,285.68-78,438.24-17,226.72

Finding the Fourth Proportional to 52,285.68, 78,438.24 and 17,226.72

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Solution

The fourth proportional to 52,285.68, 78,438.24 and 17,226.72 is: 25,843.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,285.68 : 78,438.24 = 17,226.72 : x
  2. Step 2: Convert to fraction form
    52,285.68/78,438.24 = 17,226.72/x
  3. Step 3: Cross multiply
    52,285.68x = 78,438.24 × 17,226.72
  4. Step 4: Simplify right side
    52,285.68x = 1,351,233,597.77
  5. Step 5: Solve for x
    x = 1,351,233,597.77/52,285.68
  6. Step 6: Final answer
    x = 25,843.28

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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.