Home / 26,679.17-36,818.96-15,348.69

Finding the Fourth Proportional to 26,679.17, 36,818.96 and 15,348.69

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Solution

The fourth proportional to 26,679.17, 36,818.96 and 15,348.69 is: 21,182.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,679.17 : 36,818.96 = 15,348.69 : x
  2. Step 2: Convert to fraction form
    26,679.17/36,818.96 = 15,348.69/x
  3. Step 3: Cross multiply
    26,679.17x = 36,818.96 × 15,348.69
  4. Step 4: Simplify right side
    26,679.17x = 565,122,726.42
  5. Step 5: Solve for x
    x = 565,122,726.42/26,679.17
  6. Step 6: Final answer
    x = 21,182.17

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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.