Home / 29,377.49-40,540.77-15,948.63

Finding the Fourth Proportional to 29,377.49, 40,540.77 and 15,948.63

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Solution

The fourth proportional to 29,377.49, 40,540.77 and 15,948.63 is: 22,009.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,377.49 : 40,540.77 = 15,948.63 : x
  2. Step 2: Convert to fraction form
    29,377.49/40,540.77 = 15,948.63/x
  3. Step 3: Cross multiply
    29,377.49x = 40,540.77 × 15,948.63
  4. Step 4: Simplify right side
    29,377.49x = 646,569,740.65
  5. Step 5: Solve for x
    x = 646,569,740.65/29,377.49
  6. Step 6: Final answer
    x = 22,009.02

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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.