Home / 25,276.95-34,889.13-14,670

Finding the Fourth Proportional to 25,276.95, 34,889.13 and 14,670

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Solution

The fourth proportional to 25,276.95, 34,889.13 and 14,670 is: 20,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,276.95 : 34,889.13 = 14,670 : x
  2. Step 2: Convert to fraction form
    25,276.95/34,889.13 = 14,670/x
  3. Step 3: Cross multiply
    25,276.95x = 34,889.13 × 14,670
  4. Step 4: Simplify right side
    25,276.95x = 511,823,537.10
  5. Step 5: Solve for x
    x = 511,823,537.10/25,276.95
  6. Step 6: Final answer
    x = 20,248.63

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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.