Home / 17,915.24-24,666.56-16,254.49

Finding the Fourth Proportional to 17,915.24, 24,666.56 and 16,254.49

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Solution

The fourth proportional to 17,915.24, 24,666.56 and 16,254.49 is: 22,379.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.24 : 24,666.56 = 16,254.49 : x
  2. Step 2: Convert to fraction form
    17,915.24/24,666.56 = 16,254.49/x
  3. Step 3: Cross multiply
    17,915.24x = 24,666.56 × 16,254.49
  4. Step 4: Simplify right side
    17,915.24x = 400,942,209.92
  5. Step 5: Solve for x
    x = 400,942,209.92/17,915.24
  6. Step 6: Final answer
    x = 22,379.95

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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.