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Finding the Fourth Proportional to 24,365.76, 33,624.74 and 13,187.76

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Solution

The fourth proportional to 24,365.76, 33,624.74 and 13,187.76 is: 18,199.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,365.76 : 33,624.74 = 13,187.76 : x
  2. Step 2: Convert to fraction form
    24,365.76/33,624.74 = 13,187.76/x
  3. Step 3: Cross multiply
    24,365.76x = 33,624.74 × 13,187.76
  4. Step 4: Simplify right side
    24,365.76x = 443,435,001.18
  5. Step 5: Solve for x
    x = 443,435,001.18/24,365.76
  6. Step 6: Final answer
    x = 18,199.10

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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.