Home / 31,727.70-47,613.08-16,947.22

Finding the Fourth Proportional to 31,727.70, 47,613.08 and 16,947.22

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Solution

The fourth proportional to 31,727.70, 47,613.08 and 16,947.22 is: 25,432.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727.70 : 47,613.08 = 16,947.22 : x
  2. Step 2: Convert to fraction form
    31,727.70/47,613.08 = 16,947.22/x
  3. Step 3: Cross multiply
    31,727.70x = 47,613.08 × 16,947.22
  4. Step 4: Simplify right side
    31,727.70x = 806,909,341.64
  5. Step 5: Solve for x
    x = 806,909,341.64/31,727.70
  6. Step 6: Final answer
    x = 25,432.33

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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.