Home / 25,596.74-35,326.13-15,391.11

Finding the Fourth Proportional to 25,596.74, 35,326.13 and 15,391.11

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Solution

The fourth proportional to 25,596.74, 35,326.13 and 15,391.11 is: 21,241.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,596.74 : 35,326.13 = 15,391.11 : x
  2. Step 2: Convert to fraction form
    25,596.74/35,326.13 = 15,391.11/x
  3. Step 3: Cross multiply
    25,596.74x = 35,326.13 × 15,391.11
  4. Step 4: Simplify right side
    25,596.74x = 543,708,275.75
  5. Step 5: Solve for x
    x = 543,708,275.75/25,596.74
  6. Step 6: Final answer
    x = 21,241.31

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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.