Home / 24,225.91-33,432.12-13,615.54

Finding the Fourth Proportional to 24,225.91, 33,432.12 and 13,615.54

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Solution

The fourth proportional to 24,225.91, 33,432.12 and 13,615.54 is: 18,789.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,225.91 : 33,432.12 = 13,615.54 : x
  2. Step 2: Convert to fraction form
    24,225.91/33,432.12 = 13,615.54/x
  3. Step 3: Cross multiply
    24,225.91x = 33,432.12 × 13,615.54
  4. Step 4: Simplify right side
    24,225.91x = 455,196,367.14
  5. Step 5: Solve for x
    x = 455,196,367.14/24,225.91
  6. Step 6: Final answer
    x = 18,789.65

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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.