Home / 57,294.06-79,066.41-31,800.90

Finding the Fourth Proportional to 57,294.06, 79,066.41 and 31,800.90

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Solution

The fourth proportional to 57,294.06, 79,066.41 and 31,800.90 is: 43,885.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,294.06 : 79,066.41 = 31,800.90 : x
  2. Step 2: Convert to fraction form
    57,294.06/79,066.41 = 31,800.90/x
  3. Step 3: Cross multiply
    57,294.06x = 79,066.41 × 31,800.90
  4. Step 4: Simplify right side
    57,294.06x = 2,514,382,997.77
  5. Step 5: Solve for x
    x = 2,514,382,997.77/57,294.06
  6. Step 6: Final answer
    x = 43,885.58

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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.