Home / 25,139.19-34,708.34-15,589.23

Finding the Fourth Proportional to 25,139.19, 34,708.34 and 15,589.23

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Solution

The fourth proportional to 25,139.19, 34,708.34 and 15,589.23 is: 21,523.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,139.19 : 34,708.34 = 15,589.23 : x
  2. Step 2: Convert to fraction form
    25,139.19/34,708.34 = 15,589.23/x
  3. Step 3: Cross multiply
    25,139.19x = 34,708.34 × 15,589.23
  4. Step 4: Simplify right side
    25,139.19x = 541,076,295.18
  5. Step 5: Solve for x
    x = 541,076,295.18/25,139.19
  6. Step 6: Final answer
    x = 21,523.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.