Home / 41,642.61-57,430.47-29,519.11

Finding the Fourth Proportional to 41,642.61, 57,430.47 and 29,519.11

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Solution

The fourth proportional to 41,642.61, 57,430.47 and 29,519.11 is: 40,710.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,642.61 : 57,430.47 = 29,519.11 : x
  2. Step 2: Convert to fraction form
    41,642.61/57,430.47 = 29,519.11/x
  3. Step 3: Cross multiply
    41,642.61x = 57,430.47 × 29,519.11
  4. Step 4: Simplify right side
    41,642.61x = 1,695,296,216.20
  5. Step 5: Solve for x
    x = 1,695,296,216.20/41,642.61
  6. Step 6: Final answer
    x = 40,710.62

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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.