Home / 45,608.06-62,921.51-28,605.35

Finding the Fourth Proportional to 45,608.06, 62,921.51 and 28,605.35

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Solution

The fourth proportional to 45,608.06, 62,921.51 and 28,605.35 is: 39,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,608.06 : 62,921.51 = 28,605.35 : x
  2. Step 2: Convert to fraction form
    45,608.06/62,921.51 = 28,605.35/x
  3. Step 3: Cross multiply
    45,608.06x = 62,921.51 × 28,605.35
  4. Step 4: Simplify right side
    45,608.06x = 1,799,891,937.63
  5. Step 5: Solve for x
    x = 1,799,891,937.63/45,608.06
  6. Step 6: Final answer
    x = 39,464.34

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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.