Home / 57,292.06-79,063.65-31,798.90

Finding the Fourth Proportional to 57,292.06, 79,063.65 and 31,798.90

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Solution

The fourth proportional to 57,292.06, 79,063.65 and 31,798.90 is: 43,882.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,292.06 : 79,063.65 = 31,798.90 : x
  2. Step 2: Convert to fraction form
    57,292.06/79,063.65 = 31,798.90/x
  3. Step 3: Cross multiply
    57,292.06x = 79,063.65 × 31,798.90
  4. Step 4: Simplify right side
    57,292.06x = 2,514,137,099.99
  5. Step 5: Solve for x
    x = 2,514,137,099.99/57,292.06
  6. Step 6: Final answer
    x = 43,882.82

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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.