Home / 25,860.16-35,689.17-15,251.86

Finding the Fourth Proportional to 25,860.16, 35,689.17 and 15,251.86

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Solution

The fourth proportional to 25,860.16, 35,689.17 and 15,251.86 is: 21,048.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,860.16 : 35,689.17 = 15,251.86 : x
  2. Step 2: Convert to fraction form
    25,860.16/35,689.17 = 15,251.86/x
  3. Step 3: Cross multiply
    25,860.16x = 35,689.17 × 15,251.86
  4. Step 4: Simplify right side
    25,860.16x = 544,326,224.36
  5. Step 5: Solve for x
    x = 544,326,224.36/25,860.16
  6. Step 6: Final answer
    x = 21,048.83

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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.