Home / 15,725.59-23,597.80-5,871.79

Finding the Fourth Proportional to 15,725.59, 23,597.80 and 5,871.79

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Solution

The fourth proportional to 15,725.59, 23,597.80 and 5,871.79 is: 8,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,725.59 : 23,597.80 = 5,871.79 : x
  2. Step 2: Convert to fraction form
    15,725.59/23,597.80 = 5,871.79/x
  3. Step 3: Cross multiply
    15,725.59x = 23,597.80 × 5,871.79
  4. Step 4: Simplify right side
    15,725.59x = 138,561,326.06
  5. Step 5: Solve for x
    x = 138,561,326.06/15,725.59
  6. Step 6: Final answer
    x = 8,811.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.