Home / 26,761.68-36,931.19-14,825.21

Finding the Fourth Proportional to 26,761.68, 36,931.19 and 14,825.21

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Solution

The fourth proportional to 26,761.68, 36,931.19 and 14,825.21 is: 20,458.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,761.68 : 36,931.19 = 14,825.21 : x
  2. Step 2: Convert to fraction form
    26,761.68/36,931.19 = 14,825.21/x
  3. Step 3: Cross multiply
    26,761.68x = 36,931.19 × 14,825.21
  4. Step 4: Simplify right side
    26,761.68x = 547,512,388.52
  5. Step 5: Solve for x
    x = 547,512,388.52/26,761.68
  6. Step 6: Final answer
    x = 20,458.82

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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.