Home / 15,592.32-23,381.60-7,689.56

Finding the Fourth Proportional to 15,592.32, 23,381.60 and 7,689.56

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Solution

The fourth proportional to 15,592.32, 23,381.60 and 7,689.56 is: 11,530.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,592.32 : 23,381.60 = 7,689.56 : x
  2. Step 2: Convert to fraction form
    15,592.32/23,381.60 = 7,689.56/x
  3. Step 3: Cross multiply
    15,592.32x = 23,381.60 × 7,689.56
  4. Step 4: Simplify right side
    15,592.32x = 179,794,060.74
  5. Step 5: Solve for x
    x = 179,794,060.74/15,592.32
  6. Step 6: Final answer
    x = 11,530.94

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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.