Home / 26,188.28-36,139.84-14,251.36

Finding the Fourth Proportional to 26,188.28, 36,139.84 and 14,251.36

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Solution

The fourth proportional to 26,188.28, 36,139.84 and 14,251.36 is: 19,666.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,188.28 : 36,139.84 = 14,251.36 : x
  2. Step 2: Convert to fraction form
    26,188.28/36,139.84 = 14,251.36/x
  3. Step 3: Cross multiply
    26,188.28x = 36,139.84 × 14,251.36
  4. Step 4: Simplify right side
    26,188.28x = 515,041,870.18
  5. Step 5: Solve for x
    x = 515,041,870.18/26,188.28
  6. Step 6: Final answer
    x = 19,666.88

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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.