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Finding the Fourth Proportional to 25,136.58, 37,706.63 and 7,607.73

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Solution

The fourth proportional to 25,136.58, 37,706.63 and 7,607.73 is: 11,412.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,136.58 : 37,706.63 = 7,607.73 : x
  2. Step 2: Convert to fraction form
    25,136.58/37,706.63 = 7,607.73/x
  3. Step 3: Cross multiply
    25,136.58x = 37,706.63 × 7,607.73
  4. Step 4: Simplify right side
    25,136.58x = 286,861,822.21
  5. Step 5: Solve for x
    x = 286,861,822.21/25,136.58
  6. Step 6: Final answer
    x = 11,412.13

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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.