Home / 41,431.02-62,127.27-13,345.80

Finding the Fourth Proportional to 41,431.02, 62,127.27 and 13,345.80

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Solution

The fourth proportional to 41,431.02, 62,127.27 and 13,345.80 is: 20,012.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,431.02 : 62,127.27 = 13,345.80 : x
  2. Step 2: Convert to fraction form
    41,431.02/62,127.27 = 13,345.80/x
  3. Step 3: Cross multiply
    41,431.02x = 62,127.27 × 13,345.80
  4. Step 4: Simplify right side
    41,431.02x = 829,138,119.97
  5. Step 5: Solve for x
    x = 829,138,119.97/41,431.02
  6. Step 6: Final answer
    x = 20,012.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.