Home / 24,000.48-33,120.45-13,245.48

Finding the Fourth Proportional to 24,000.48, 33,120.45 and 13,245.48

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Solution

The fourth proportional to 24,000.48, 33,120.45 and 13,245.48 is: 18,278.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,000.48 : 33,120.45 = 13,245.48 : x
  2. Step 2: Convert to fraction form
    24,000.48/33,120.45 = 13,245.48/x
  3. Step 3: Cross multiply
    24,000.48x = 33,120.45 × 13,245.48
  4. Step 4: Simplify right side
    24,000.48x = 438,696,258.07
  5. Step 5: Solve for x
    x = 438,696,258.07/24,000.48
  6. Step 6: Final answer
    x = 18,278.65

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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.