Home / 24,000.22-33,120.33-13,389.86

Finding the Fourth Proportional to 24,000.22, 33,120.33 and 13,389.86

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Solution

The fourth proportional to 24,000.22, 33,120.33 and 13,389.86 is: 18,478.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,000.22 : 33,120.33 = 13,389.86 : x
  2. Step 2: Convert to fraction form
    24,000.22/33,120.33 = 13,389.86/x
  3. Step 3: Cross multiply
    24,000.22x = 33,120.33 × 13,389.86
  4. Step 4: Simplify right side
    24,000.22x = 443,476,465.58
  5. Step 5: Solve for x
    x = 443,476,465.58/24,000.22
  6. Step 6: Final answer
    x = 18,478.01

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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.