Home / 32,067.90-48,036.20-18,880.29

Finding the Fourth Proportional to 32,067.90, 48,036.20 and 18,880.29

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Solution

The fourth proportional to 32,067.90, 48,036.20 and 18,880.29 is: 28,281.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,067.90 : 48,036.20 = 18,880.29 : x
  2. Step 2: Convert to fraction form
    32,067.90/48,036.20 = 18,880.29/x
  3. Step 3: Cross multiply
    32,067.90x = 48,036.20 × 18,880.29
  4. Step 4: Simplify right side
    32,067.90x = 906,937,292.10
  5. Step 5: Solve for x
    x = 906,937,292.10/32,067.90
  6. Step 6: Final answer
    x = 28,281.78

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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.