Home / 29,376.49-40,540.39-15,948.62

Finding the Fourth Proportional to 29,376.49, 40,540.39 and 15,948.62

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Solution

The fourth proportional to 29,376.49, 40,540.39 and 15,948.62 is: 22,009.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,376.49 : 40,540.39 = 15,948.62 : x
  2. Step 2: Convert to fraction form
    29,376.49/40,540.39 = 15,948.62/x
  3. Step 3: Cross multiply
    29,376.49x = 40,540.39 × 15,948.62
  4. Step 4: Simplify right side
    29,376.49x = 646,563,260.23
  5. Step 5: Solve for x
    x = 646,563,260.23/29,376.49
  6. Step 6: Final answer
    x = 22,009.55

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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.