Home / 19,241.46-26,557.17-11,287.86

Finding the Fourth Proportional to 19,241.46, 26,557.17 and 11,287.86

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Solution

The fourth proportional to 19,241.46, 26,557.17 and 11,287.86 is: 15,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,241.46 : 26,557.17 = 11,287.86 : x
  2. Step 2: Convert to fraction form
    19,241.46/26,557.17 = 11,287.86/x
  3. Step 3: Cross multiply
    19,241.46x = 26,557.17 × 11,287.86
  4. Step 4: Simplify right side
    19,241.46x = 299,773,616.96
  5. Step 5: Solve for x
    x = 299,773,616.96/19,241.46
  6. Step 6: Final answer
    x = 15,579.57

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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.