Home / 24,178.20-33,370.89-15,219.70

Finding the Fourth Proportional to 24,178.20, 33,370.89 and 15,219.70

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Solution

The fourth proportional to 24,178.20, 33,370.89 and 15,219.70 is: 21,006.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,178.20 : 33,370.89 = 15,219.70 : x
  2. Step 2: Convert to fraction form
    24,178.20/33,370.89 = 15,219.70/x
  3. Step 3: Cross multiply
    24,178.20x = 33,370.89 × 15,219.70
  4. Step 4: Simplify right side
    24,178.20x = 507,894,794.03
  5. Step 5: Solve for x
    x = 507,894,794.03/24,178.20
  6. Step 6: Final answer
    x = 21,006.31

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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.