Home / 29,687.28-40,996.19-19,095.30

Finding the Fourth Proportional to 29,687.28, 40,996.19 and 19,095.30

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Solution

The fourth proportional to 29,687.28, 40,996.19 and 19,095.30 is: 26,369.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,687.28 : 40,996.19 = 19,095.30 : x
  2. Step 2: Convert to fraction form
    29,687.28/40,996.19 = 19,095.30/x
  3. Step 3: Cross multiply
    29,687.28x = 40,996.19 × 19,095.30
  4. Step 4: Simplify right side
    29,687.28x = 782,834,389.66
  5. Step 5: Solve for x
    x = 782,834,389.66/29,687.28
  6. Step 6: Final answer
    x = 26,369.36

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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.