Home / 32,007.20-44,175.12-19,438.40

Finding the Fourth Proportional to 32,007.20, 44,175.12 and 19,438.40

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Solution

The fourth proportional to 32,007.20, 44,175.12 and 19,438.40 is: 26,828.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,007.20 : 44,175.12 = 19,438.40 : x
  2. Step 2: Convert to fraction form
    32,007.20/44,175.12 = 19,438.40/x
  3. Step 3: Cross multiply
    32,007.20x = 44,175.12 × 19,438.40
  4. Step 4: Simplify right side
    32,007.20x = 858,693,652.61
  5. Step 5: Solve for x
    x = 858,693,652.61/32,007.20
  6. Step 6: Final answer
    x = 26,828.14

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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.