Home / 31,451.10-43,385.79-23,884.89

Finding the Fourth Proportional to 31,451.10, 43,385.79 and 23,884.89

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Solution

The fourth proportional to 31,451.10, 43,385.79 and 23,884.89 is: 32,948.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,451.10 : 43,385.79 = 23,884.89 : x
  2. Step 2: Convert to fraction form
    31,451.10/43,385.79 = 23,884.89/x
  3. Step 3: Cross multiply
    31,451.10x = 43,385.79 × 23,884.89
  4. Step 4: Simplify right side
    31,451.10x = 1,036,264,821.71
  5. Step 5: Solve for x
    x = 1,036,264,821.71/31,451.10
  6. Step 6: Final answer
    x = 32,948.44

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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.