Home / 16,361.17-22,575.76-9,190.74

Finding the Fourth Proportional to 16,361.17, 22,575.76 and 9,190.74

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Solution

The fourth proportional to 16,361.17, 22,575.76 and 9,190.74 is: 12,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,361.17 : 22,575.76 = 9,190.74 : x
  2. Step 2: Convert to fraction form
    16,361.17/22,575.76 = 9,190.74/x
  3. Step 3: Cross multiply
    16,361.17x = 22,575.76 × 9,190.74
  4. Step 4: Simplify right side
    16,361.17x = 207,487,940.46
  5. Step 5: Solve for x
    x = 207,487,940.46/16,361.17
  6. Step 6: Final answer
    x = 12,681.73

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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.