Home / 45,221.59-62,393.05-35,631.75

Finding the Fourth Proportional to 45,221.59, 62,393.05 and 35,631.75

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Solution

The fourth proportional to 45,221.59, 62,393.05 and 35,631.75 is: 49,161.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,221.59 : 62,393.05 = 35,631.75 : x
  2. Step 2: Convert to fraction form
    45,221.59/62,393.05 = 35,631.75/x
  3. Step 3: Cross multiply
    45,221.59x = 62,393.05 × 35,631.75
  4. Step 4: Simplify right side
    45,221.59x = 2,223,173,559.34
  5. Step 5: Solve for x
    x = 2,223,173,559.34/45,221.59
  6. Step 6: Final answer
    x = 49,161.77

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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.