Home / 45,452.91-62,707.32-28,450.20

Finding the Fourth Proportional to 45,452.91, 62,707.32 and 28,450.20

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Solution

The fourth proportional to 45,452.91, 62,707.32 and 28,450.20 is: 39,250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,452.91 : 62,707.32 = 28,450.20 : x
  2. Step 2: Convert to fraction form
    45,452.91/62,707.32 = 28,450.20/x
  3. Step 3: Cross multiply
    45,452.91x = 62,707.32 × 28,450.20
  4. Step 4: Simplify right side
    45,452.91x = 1,784,035,795.46
  5. Step 5: Solve for x
    x = 1,784,035,795.46/45,452.91
  6. Step 6: Final answer
    x = 39,250.20

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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.