Home / 25,760.43-35,539.16-15,133.23

Finding the Fourth Proportional to 25,760.43, 35,539.16 and 15,133.23

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Solution

The fourth proportional to 25,760.43, 35,539.16 and 15,133.23 is: 20,877.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,760.43 : 35,539.16 = 15,133.23 : x
  2. Step 2: Convert to fraction form
    25,760.43/35,539.16 = 15,133.23/x
  3. Step 3: Cross multiply
    25,760.43x = 35,539.16 × 15,133.23
  4. Step 4: Simplify right side
    25,760.43x = 537,822,206.62
  5. Step 5: Solve for x
    x = 537,822,206.62/25,760.43
  6. Step 6: Final answer
    x = 20,877.84

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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.