Home / 29,376.76-40,540.36-15,948.04

Finding the Fourth Proportional to 29,376.76, 40,540.36 and 15,948.04

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Solution

The fourth proportional to 29,376.76, 40,540.36 and 15,948.04 is: 22,008.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,376.76 : 40,540.36 = 15,948.04 : x
  2. Step 2: Convert to fraction form
    29,376.76/40,540.36 = 15,948.04/x
  3. Step 3: Cross multiply
    29,376.76x = 40,540.36 × 15,948.04
  4. Step 4: Simplify right side
    29,376.76x = 646,539,282.89
  5. Step 5: Solve for x
    x = 646,539,282.89/29,376.76
  6. Step 6: Final answer
    x = 22,008.53

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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.