Home / 57,292.23-79,062.99-31,798.90

Finding the Fourth Proportional to 57,292.23, 79,062.99 and 31,798.90

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Solution

The fourth proportional to 57,292.23, 79,062.99 and 31,798.90 is: 43,882.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,292.23 : 79,062.99 = 31,798.90 : x
  2. Step 2: Convert to fraction form
    57,292.23/79,062.99 = 31,798.90/x
  3. Step 3: Cross multiply
    57,292.23x = 79,062.99 × 31,798.90
  4. Step 4: Simplify right side
    57,292.23x = 2,514,116,112.71
  5. Step 5: Solve for x
    x = 2,514,116,112.71/57,292.23
  6. Step 6: Final answer
    x = 43,882.32

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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.