Home / 29,377.46-40,540.93-15,948.72

Finding the Fourth Proportional to 29,377.46, 40,540.93 and 15,948.72

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Solution

The fourth proportional to 29,377.46, 40,540.93 and 15,948.72 is: 22,009.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,377.46 : 40,540.93 = 15,948.72 : x
  2. Step 2: Convert to fraction form
    29,377.46/40,540.93 = 15,948.72/x
  3. Step 3: Cross multiply
    29,377.46x = 40,540.93 × 15,948.72
  4. Step 4: Simplify right side
    29,377.46x = 646,575,941.11
  5. Step 5: Solve for x
    x = 646,575,941.11/29,377.46
  6. Step 6: Final answer
    x = 22,009.25

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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.