Home / 18,733.28-25,848.96-10,775.84

Finding the Fourth Proportional to 18,733.28, 25,848.96 and 10,775.84

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Solution

The fourth proportional to 18,733.28, 25,848.96 and 10,775.84 is: 14,868.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.28 : 25,848.96 = 10,775.84 : x
  2. Step 2: Convert to fraction form
    18,733.28/25,848.96 = 10,775.84/x
  3. Step 3: Cross multiply
    18,733.28x = 25,848.96 × 10,775.84
  4. Step 4: Simplify right side
    18,733.28x = 278,544,257.13
  5. Step 5: Solve for x
    x = 278,544,257.13/18,733.28
  6. Step 6: Final answer
    x = 14,868.95

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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.