Home / 25,282.71-34,889.90-13,952.43

Finding the Fourth Proportional to 25,282.71, 34,889.90 and 13,952.43

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Solution

The fourth proportional to 25,282.71, 34,889.90 and 13,952.43 is: 19,254.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,282.71 : 34,889.90 = 13,952.43 : x
  2. Step 2: Convert to fraction form
    25,282.71/34,889.90 = 13,952.43/x
  3. Step 3: Cross multiply
    25,282.71x = 34,889.90 × 13,952.43
  4. Step 4: Simplify right side
    25,282.71x = 486,798,817.69
  5. Step 5: Solve for x
    x = 486,798,817.69/25,282.71
  6. Step 6: Final answer
    x = 19,254.22

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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.