Home / 29,972.97-41,377.70-18,646.13

Finding the Fourth Proportional to 29,972.97, 41,377.70 and 18,646.13

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Solution

The fourth proportional to 29,972.97, 41,377.70 and 18,646.13 is: 25,741.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,972.97 : 41,377.70 = 18,646.13 : x
  2. Step 2: Convert to fraction form
    29,972.97/41,377.70 = 18,646.13/x
  3. Step 3: Cross multiply
    29,972.97x = 41,377.70 × 18,646.13
  4. Step 4: Simplify right side
    29,972.97x = 771,534,123.36
  5. Step 5: Solve for x
    x = 771,534,123.36/29,972.97
  6. Step 6: Final answer
    x = 25,741.00

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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.