Home / 23,853.78-32,919.20-13,243.41

Finding the Fourth Proportional to 23,853.78, 32,919.20 and 13,243.41

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Solution

The fourth proportional to 23,853.78, 32,919.20 and 13,243.41 is: 18,276.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,853.78 : 32,919.20 = 13,243.41 : x
  2. Step 2: Convert to fraction form
    23,853.78/32,919.20 = 13,243.41/x
  3. Step 3: Cross multiply
    23,853.78x = 32,919.20 × 13,243.41
  4. Step 4: Simplify right side
    23,853.78x = 435,962,462.47
  5. Step 5: Solve for x
    x = 435,962,462.47/23,853.78
  6. Step 6: Final answer
    x = 18,276.45

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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.