Home / 25,369.47-35,008.25-13,882.05

Finding the Fourth Proportional to 25,369.47, 35,008.25 and 13,882.05

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Solution

The fourth proportional to 25,369.47, 35,008.25 and 13,882.05 is: 19,156.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,369.47 : 35,008.25 = 13,882.05 : x
  2. Step 2: Convert to fraction form
    25,369.47/35,008.25 = 13,882.05/x
  3. Step 3: Cross multiply
    25,369.47x = 35,008.25 × 13,882.05
  4. Step 4: Simplify right side
    25,369.47x = 485,986,101.87
  5. Step 5: Solve for x
    x = 485,986,101.87/25,369.47
  6. Step 6: Final answer
    x = 19,156.34

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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.