Home / 15,587.66-23,382.30-7,793.84

Finding the Fourth Proportional to 15,587.66, 23,382.30 and 7,793.84

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Solution

The fourth proportional to 15,587.66, 23,382.30 and 7,793.84 is: 11,691.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,587.66 : 23,382.30 = 7,793.84 : x
  2. Step 2: Convert to fraction form
    15,587.66/23,382.30 = 7,793.84/x
  3. Step 3: Cross multiply
    15,587.66x = 23,382.30 × 7,793.84
  4. Step 4: Simplify right side
    15,587.66x = 182,237,905.03
  5. Step 5: Solve for x
    x = 182,237,905.03/15,587.66
  6. Step 6: Final answer
    x = 11,691.17

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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.