Home / 47,479.20-71,220.48-16,314.24

Finding the Fourth Proportional to 47,479.20, 71,220.48 and 16,314.24

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Solution

The fourth proportional to 47,479.20, 71,220.48 and 16,314.24 is: 24,471.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,479.20 : 71,220.48 = 16,314.24 : x
  2. Step 2: Convert to fraction form
    47,479.20/71,220.48 = 16,314.24/x
  3. Step 3: Cross multiply
    47,479.20x = 71,220.48 × 16,314.24
  4. Step 4: Simplify right side
    47,479.20x = 1,161,908,003.64
  5. Step 5: Solve for x
    x = 1,161,908,003.64/47,479.20
  6. Step 6: Final answer
    x = 24,471.94

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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.