Home / 45,161.56-62,353.38-28,191.64

Finding the Fourth Proportional to 45,161.56, 62,353.38 and 28,191.64

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Solution

The fourth proportional to 45,161.56, 62,353.38 and 28,191.64 is: 38,923.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,161.56 : 62,353.38 = 28,191.64 : x
  2. Step 2: Convert to fraction form
    45,161.56/62,353.38 = 28,191.64/x
  3. Step 3: Cross multiply
    45,161.56x = 62,353.38 × 28,191.64
  4. Step 4: Simplify right side
    45,161.56x = 1,757,844,041.74
  5. Step 5: Solve for x
    x = 1,757,844,041.74/45,161.56
  6. Step 6: Final answer
    x = 38,923.46

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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.