Home / 15,591.33-23,387.40-3,904.65

Finding the Fourth Proportional to 15,591.33, 23,387.40 and 3,904.65

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Solution

The fourth proportional to 15,591.33, 23,387.40 and 3,904.65 is: 5,857.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,591.33 : 23,387.40 = 3,904.65 : x
  2. Step 2: Convert to fraction form
    15,591.33/23,387.40 = 3,904.65/x
  3. Step 3: Cross multiply
    15,591.33x = 23,387.40 × 3,904.65
  4. Step 4: Simplify right side
    15,591.33x = 91,319,611.41
  5. Step 5: Solve for x
    x = 91,319,611.41/15,591.33
  6. Step 6: Final answer
    x = 5,857.08

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1.5x scale

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.