Home / 45,645.44-62,967.12-28,888.16

Finding the Fourth Proportional to 45,645.44, 62,967.12 and 28,888.16

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Solution

The fourth proportional to 45,645.44, 62,967.12 and 28,888.16 is: 39,850.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,645.44 : 62,967.12 = 28,888.16 : x
  2. Step 2: Convert to fraction form
    45,645.44/62,967.12 = 28,888.16/x
  3. Step 3: Cross multiply
    45,645.44x = 62,967.12 × 28,888.16
  4. Step 4: Simplify right side
    45,645.44x = 1,819,004,237.30
  5. Step 5: Solve for x
    x = 1,819,004,237.30/45,645.44
  6. Step 6: Final answer
    x = 39,850.73

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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.