Home / 26,963.40-40,445.10-15,299.40

Finding the Fourth Proportional to 26,963.40, 40,445.10 and 15,299.40

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Solution

The fourth proportional to 26,963.40, 40,445.10 and 15,299.40 is: 22,949.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,963.40 : 40,445.10 = 15,299.40 : x
  2. Step 2: Convert to fraction form
    26,963.40/40,445.10 = 15,299.40/x
  3. Step 3: Cross multiply
    26,963.40x = 40,445.10 × 15,299.40
  4. Step 4: Simplify right side
    26,963.40x = 618,785,762.94
  5. Step 5: Solve for x
    x = 618,785,762.94/26,963.40
  6. Step 6: Final answer
    x = 22,949.10

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Double scale
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Similar ratio
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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.