Home / 29,082.13-40,148.56-19,572.02

Finding the Fourth Proportional to 29,082.13, 40,148.56 and 19,572.02

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Solution

The fourth proportional to 29,082.13, 40,148.56 and 19,572.02 is: 27,019.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,082.13 : 40,148.56 = 19,572.02 : x
  2. Step 2: Convert to fraction form
    29,082.13/40,148.56 = 19,572.02/x
  3. Step 3: Cross multiply
    29,082.13x = 40,148.56 × 19,572.02
  4. Step 4: Simplify right side
    29,082.13x = 785,788,419.29
  5. Step 5: Solve for x
    x = 785,788,419.29/29,082.13
  6. Step 6: Final answer
    x = 27,019.63

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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.