Home / 52,907.23-79,358.28-19,633.78

Finding the Fourth Proportional to 52,907.23, 79,358.28 and 19,633.78

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Solution

The fourth proportional to 52,907.23, 79,358.28 and 19,633.78 is: 29,449.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,907.23 : 79,358.28 = 19,633.78 : x
  2. Step 2: Convert to fraction form
    52,907.23/79,358.28 = 19,633.78/x
  3. Step 3: Cross multiply
    52,907.23x = 79,358.28 × 19,633.78
  4. Step 4: Simplify right side
    52,907.23x = 1,558,103,010.70
  5. Step 5: Solve for x
    x = 1,558,103,010.70/52,907.23
  6. Step 6: Final answer
    x = 29,449.72

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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.