Home / 25,136.22-34,704.24-15,586.25

Finding the Fourth Proportional to 25,136.22, 34,704.24 and 15,586.25

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Solution

The fourth proportional to 25,136.22, 34,704.24 and 15,586.25 is: 21,519.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,136.22 : 34,704.24 = 15,586.25 : x
  2. Step 2: Convert to fraction form
    25,136.22/34,704.24 = 15,586.25/x
  3. Step 3: Cross multiply
    25,136.22x = 34,704.24 × 15,586.25
  4. Step 4: Simplify right side
    25,136.22x = 540,909,047.46
  5. Step 5: Solve for x
    x = 540,909,047.46/25,136.22
  6. Step 6: Final answer
    x = 21,519.11

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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.