Home / 31,934.04-44,064.97-18,505.05

Finding the Fourth Proportional to 31,934.04, 44,064.97 and 18,505.05

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Solution

The fourth proportional to 31,934.04, 44,064.97 and 18,505.05 is: 25,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,934.04 : 44,064.97 = 18,505.05 : x
  2. Step 2: Convert to fraction form
    31,934.04/44,064.97 = 18,505.05/x
  3. Step 3: Cross multiply
    31,934.04x = 44,064.97 × 18,505.05
  4. Step 4: Simplify right side
    31,934.04x = 815,424,473.10
  5. Step 5: Solve for x
    x = 815,424,473.10/31,934.04
  6. Step 6: Final answer
    x = 25,534.65

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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.