Home / 26,279.70-36,264.42-14,947.56

Finding the Fourth Proportional to 26,279.70, 36,264.42 and 14,947.56

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Solution

The fourth proportional to 26,279.70, 36,264.42 and 14,947.56 is: 20,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.70 : 36,264.42 = 14,947.56 : x
  2. Step 2: Convert to fraction form
    26,279.70/36,264.42 = 14,947.56/x
  3. Step 3: Cross multiply
    26,279.70x = 36,264.42 × 14,947.56
  4. Step 4: Simplify right side
    26,279.70x = 542,064,593.82
  5. Step 5: Solve for x
    x = 542,064,593.82/26,279.70
  6. Step 6: Final answer
    x = 20,626.74

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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.