Home / 24,721.40-37,082.10-18,111.80

Finding the Fourth Proportional to 24,721.40, 37,082.10 and 18,111.80

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Solution

The fourth proportional to 24,721.40, 37,082.10 and 18,111.80 is: 27,167.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,721.40 : 37,082.10 = 18,111.80 : x
  2. Step 2: Convert to fraction form
    24,721.40/37,082.10 = 18,111.80/x
  3. Step 3: Cross multiply
    24,721.40x = 37,082.10 × 18,111.80
  4. Step 4: Simplify right side
    24,721.40x = 671,623,578.78
  5. Step 5: Solve for x
    x = 671,623,578.78/24,721.40
  6. Step 6: Final answer
    x = 27,167.70

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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.