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Finding the Fourth Proportional to 18,047.76, 24,909.12 and 10,496.49

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Solution

The fourth proportional to 18,047.76, 24,909.12 and 10,496.49 is: 14,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047.76 : 24,909.12 = 10,496.49 : x
  2. Step 2: Convert to fraction form
    18,047.76/24,909.12 = 10,496.49/x
  3. Step 3: Cross multiply
    18,047.76x = 24,909.12 × 10,496.49
  4. Step 4: Simplify right side
    18,047.76x = 261,458,328.99
  5. Step 5: Solve for x
    x = 261,458,328.99/18,047.76
  6. Step 6: Final answer
    x = 14,487.02

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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.