Home / 18,847.71-26,008.96-11,298.21

Finding the Fourth Proportional to 18,847.71, 26,008.96 and 11,298.21

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Solution

The fourth proportional to 18,847.71, 26,008.96 and 11,298.21 is: 15,591.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,847.71 : 26,008.96 = 11,298.21 : x
  2. Step 2: Convert to fraction form
    18,847.71/26,008.96 = 11,298.21/x
  3. Step 3: Cross multiply
    18,847.71x = 26,008.96 × 11,298.21
  4. Step 4: Simplify right side
    18,847.71x = 293,854,691.96
  5. Step 5: Solve for x
    x = 293,854,691.96/18,847.71
  6. Step 6: Final answer
    x = 15,591.00

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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.