Home / 18,591.28-25,656.06-10,633.84

Finding the Fourth Proportional to 18,591.28, 25,656.06 and 10,633.84

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Solution

The fourth proportional to 18,591.28, 25,656.06 and 10,633.84 is: 14,674.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591.28 : 25,656.06 = 10,633.84 : x
  2. Step 2: Convert to fraction form
    18,591.28/25,656.06 = 10,633.84/x
  3. Step 3: Cross multiply
    18,591.28x = 25,656.06 × 10,633.84
  4. Step 4: Simplify right side
    18,591.28x = 272,822,437.07
  5. Step 5: Solve for x
    x = 272,822,437.07/18,591.28
  6. Step 6: Final answer
    x = 14,674.75

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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.