Home / 54,864.71-82,299.90-17,427.72

Finding the Fourth Proportional to 54,864.71, 82,299.90 and 17,427.72

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Solution

The fourth proportional to 54,864.71, 82,299.90 and 17,427.72 is: 26,142.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,864.71 : 82,299.90 = 17,427.72 : x
  2. Step 2: Convert to fraction form
    54,864.71/82,299.90 = 17,427.72/x
  3. Step 3: Cross multiply
    54,864.71x = 82,299.90 × 17,427.72
  4. Step 4: Simplify right side
    54,864.71x = 1,434,299,987.21
  5. Step 5: Solve for x
    x = 1,434,299,987.21/54,864.71
  6. Step 6: Final answer
    x = 26,142.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.