Home / 52,626.24-78,939.36-15,690.24

Finding the Fourth Proportional to 52,626.24, 78,939.36 and 15,690.24

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Solution

The fourth proportional to 52,626.24, 78,939.36 and 15,690.24 is: 23,535.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,626.24 : 78,939.36 = 15,690.24 : x
  2. Step 2: Convert to fraction form
    52,626.24/78,939.36 = 15,690.24/x
  3. Step 3: Cross multiply
    52,626.24x = 78,939.36 × 15,690.24
  4. Step 4: Simplify right side
    52,626.24x = 1,238,577,503.85
  5. Step 5: Solve for x
    x = 1,238,577,503.85/52,626.24
  6. Step 6: Final answer
    x = 23,535.36

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Similar ratio
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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.