Home / 45,217.89-62,328.78-35,642.25

Finding the Fourth Proportional to 45,217.89, 62,328.78 and 35,642.25

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Solution

The fourth proportional to 45,217.89, 62,328.78 and 35,642.25 is: 49,129.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,217.89 : 62,328.78 = 35,642.25 : x
  2. Step 2: Convert to fraction form
    45,217.89/62,328.78 = 35,642.25/x
  3. Step 3: Cross multiply
    45,217.89x = 62,328.78 × 35,642.25
  4. Step 4: Simplify right side
    45,217.89x = 2,221,537,958.96
  5. Step 5: Solve for x
    x = 2,221,537,958.96/45,217.89
  6. Step 6: Final answer
    x = 49,129.62

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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.