Home / 26,215.20-36,177.03-14,278.28

Finding the Fourth Proportional to 26,215.20, 36,177.03 and 14,278.28

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Solution

The fourth proportional to 26,215.20, 36,177.03 and 14,278.28 is: 19,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,215.20 : 36,177.03 = 14,278.28 : x
  2. Step 2: Convert to fraction form
    26,215.20/36,177.03 = 14,278.28/x
  3. Step 3: Cross multiply
    26,215.20x = 36,177.03 × 14,278.28
  4. Step 4: Simplify right side
    26,215.20x = 516,545,583.02
  5. Step 5: Solve for x
    x = 516,545,583.02/26,215.20
  6. Step 6: Final answer
    x = 19,704.05

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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.