Home / 25,632.72-35,371.80-14,454

Finding the Fourth Proportional to 25,632.72, 35,371.80 and 14,454

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Solution

The fourth proportional to 25,632.72, 35,371.80 and 14,454 is: 19,945.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,632.72 : 35,371.80 = 14,454 : x
  2. Step 2: Convert to fraction form
    25,632.72/35,371.80 = 14,454/x
  3. Step 3: Cross multiply
    25,632.72x = 35,371.80 × 14,454
  4. Step 4: Simplify right side
    25,632.72x = 511,263,997.20
  5. Step 5: Solve for x
    x = 511,263,997.20/25,632.72
  6. Step 6: Final answer
    x = 19,945.76

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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.