Home / 13,344.84-20,024.39-8,663.74

Finding the Fourth Proportional to 13,344.84, 20,024.39 and 8,663.74

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Solution

The fourth proportional to 13,344.84, 20,024.39 and 8,663.74 is: 13,000.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,344.84 : 20,024.39 = 8,663.74 : x
  2. Step 2: Convert to fraction form
    13,344.84/20,024.39 = 8,663.74/x
  3. Step 3: Cross multiply
    13,344.84x = 20,024.39 × 8,663.74
  4. Step 4: Simplify right side
    13,344.84x = 173,486,158.68
  5. Step 5: Solve for x
    x = 173,486,158.68/13,344.84
  6. Step 6: Final answer
    x = 13,000.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.