Home / 38,323.28-57,490.32-16,122.80

Finding the Fourth Proportional to 38,323.28, 57,490.32 and 16,122.80

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Solution

The fourth proportional to 38,323.28, 57,490.32 and 16,122.80 is: 24,186.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,323.28 : 57,490.32 = 16,122.80 : x
  2. Step 2: Convert to fraction form
    38,323.28/57,490.32 = 16,122.80/x
  3. Step 3: Cross multiply
    38,323.28x = 57,490.32 × 16,122.80
  4. Step 4: Simplify right side
    38,323.28x = 926,904,931.30
  5. Step 5: Solve for x
    x = 926,904,931.30/38,323.28
  6. Step 6: Final answer
    x = 24,186.47

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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.