Home / 31,441.44-47,164.32-10,657.92

Finding the Fourth Proportional to 31,441.44, 47,164.32 and 10,657.92

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Solution

The fourth proportional to 31,441.44, 47,164.32 and 10,657.92 is: 15,987.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,441.44 : 47,164.32 = 10,657.92 : x
  2. Step 2: Convert to fraction form
    31,441.44/47,164.32 = 10,657.92/x
  3. Step 3: Cross multiply
    31,441.44x = 47,164.32 × 10,657.92
  4. Step 4: Simplify right side
    31,441.44x = 502,673,549.41
  5. Step 5: Solve for x
    x = 502,673,549.41/31,441.44
  6. Step 6: Final answer
    x = 15,987.61

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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.