Home / 44,612.25-66,929.31-13,447.50

Finding the Fourth Proportional to 44,612.25, 66,929.31 and 13,447.50

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Solution

The fourth proportional to 44,612.25, 66,929.31 and 13,447.50 is: 20,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,612.25 : 66,929.31 = 13,447.50 : x
  2. Step 2: Convert to fraction form
    44,612.25/66,929.31 = 13,447.50/x
  3. Step 3: Cross multiply
    44,612.25x = 66,929.31 × 13,447.50
  4. Step 4: Simplify right side
    44,612.25x = 900,031,896.23
  5. Step 5: Solve for x
    x = 900,031,896.23/44,612.25
  6. Step 6: Final answer
    x = 20,174.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.