Home / 25,503.72-35,184.24-15,937.10

Finding the Fourth Proportional to 25,503.72, 35,184.24 and 15,937.10

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Solution

The fourth proportional to 25,503.72, 35,184.24 and 15,937.10 is: 21,986.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,503.72 : 35,184.24 = 15,937.10 : x
  2. Step 2: Convert to fraction form
    25,503.72/35,184.24 = 15,937.10/x
  3. Step 3: Cross multiply
    25,503.72x = 35,184.24 × 15,937.10
  4. Step 4: Simplify right side
    25,503.72x = 560,734,751.30
  5. Step 5: Solve for x
    x = 560,734,751.30/25,503.72
  6. Step 6: Final answer
    x = 21,986.39

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.