Home / 14,841.34-20,439.75-11,471.74

Finding the Fourth Proportional to 14,841.34, 20,439.75 and 11,471.74

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Solution

The fourth proportional to 14,841.34, 20,439.75 and 11,471.74 is: 15,799.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,841.34 : 20,439.75 = 11,471.74 : x
  2. Step 2: Convert to fraction form
    14,841.34/20,439.75 = 11,471.74/x
  3. Step 3: Cross multiply
    14,841.34x = 20,439.75 × 11,471.74
  4. Step 4: Simplify right side
    14,841.34x = 234,479,497.67
  5. Step 5: Solve for x
    x = 234,479,497.67/14,841.34
  6. Step 6: Final answer
    x = 15,799.08

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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.