Home / 17,966.30-26,824.57-15,136.70

Finding the Fourth Proportional to 17,966.30, 26,824.57 and 15,136.70

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Solution

The fourth proportional to 17,966.30, 26,824.57 and 15,136.70 is: 22,599.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966.30 : 26,824.57 = 15,136.70 : x
  2. Step 2: Convert to fraction form
    17,966.30/26,824.57 = 15,136.70/x
  3. Step 3: Cross multiply
    17,966.30x = 26,824.57 × 15,136.70
  4. Step 4: Simplify right side
    17,966.30x = 406,035,468.72
  5. Step 5: Solve for x
    x = 406,035,468.72/17,966.30
  6. Step 6: Final answer
    x = 22,599.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.