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Finding the Fourth Proportional to 17,495.76, 24,148.05 and 11,121.11

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Solution

The fourth proportional to 17,495.76, 24,148.05 and 11,121.11 is: 15,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,495.76 : 24,148.05 = 11,121.11 : x
  2. Step 2: Convert to fraction form
    17,495.76/24,148.05 = 11,121.11/x
  3. Step 3: Cross multiply
    17,495.76x = 24,148.05 × 11,121.11
  4. Step 4: Simplify right side
    17,495.76x = 268,553,048.45
  5. Step 5: Solve for x
    x = 268,553,048.45/17,495.76
  6. Step 6: Final answer
    x = 15,349.60

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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.