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Finding the Fourth Proportional to 25,466.59, 35,143.84 and 14,136.22

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Solution

The fourth proportional to 25,466.59, 35,143.84 and 14,136.22 is: 19,507.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,466.59 : 35,143.84 = 14,136.22 : x
  2. Step 2: Convert to fraction form
    25,466.59/35,143.84 = 14,136.22/x
  3. Step 3: Cross multiply
    25,466.59x = 35,143.84 × 14,136.22
  4. Step 4: Simplify right side
    25,466.59x = 496,801,053.88
  5. Step 5: Solve for x
    x = 496,801,053.88/25,466.59
  6. Step 6: Final answer
    x = 19,507.95

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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.