Home / 37,524.32-51,781.92-20,756.96

Finding the Fourth Proportional to 37,524.32, 51,781.92 and 20,756.96

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Solution

The fourth proportional to 37,524.32, 51,781.92 and 20,756.96 is: 28,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,524.32 : 51,781.92 = 20,756.96 : x
  2. Step 2: Convert to fraction form
    37,524.32/51,781.92 = 20,756.96/x
  3. Step 3: Cross multiply
    37,524.32x = 51,781.92 × 20,756.96
  4. Step 4: Simplify right side
    37,524.32x = 1,074,835,242.16
  5. Step 5: Solve for x
    x = 1,074,835,242.16/37,524.32
  6. Step 6: Final answer
    x = 28,643.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.