Home / 38,490.93-57,742.20-16,304.40

Finding the Fourth Proportional to 38,490.93, 57,742.20 and 16,304.40

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Solution

The fourth proportional to 38,490.93, 57,742.20 and 16,304.40 is: 24,459.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,490.93 : 57,742.20 = 16,304.40 : x
  2. Step 2: Convert to fraction form
    38,490.93/57,742.20 = 16,304.40/x
  3. Step 3: Cross multiply
    38,490.93x = 57,742.20 × 16,304.40
  4. Step 4: Simplify right side
    38,490.93x = 941,451,925.68
  5. Step 5: Solve for x
    x = 941,451,925.68/38,490.93
  6. Step 6: Final answer
    x = 24,459.06

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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.