Home / 24,209.20-33,422.70-15,840.28

Finding the Fourth Proportional to 24,209.20, 33,422.70 and 15,840.28

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Solution

The fourth proportional to 24,209.20, 33,422.70 and 15,840.28 is: 21,868.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,209.20 : 33,422.70 = 15,840.28 : x
  2. Step 2: Convert to fraction form
    24,209.20/33,422.70 = 15,840.28/x
  3. Step 3: Cross multiply
    24,209.20x = 33,422.70 × 15,840.28
  4. Step 4: Simplify right side
    24,209.20x = 529,424,926.36
  5. Step 5: Solve for x
    x = 529,424,926.36/24,209.20
  6. Step 6: Final answer
    x = 21,868.75

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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.