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Finding the Fourth Proportional to 17,967.78, 24,794.10 and 10,898.10

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Solution

The fourth proportional to 17,967.78, 24,794.10 and 10,898.10 is: 15,038.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,967.78 : 24,794.10 = 10,898.10 : x
  2. Step 2: Convert to fraction form
    17,967.78/24,794.10 = 10,898.10/x
  3. Step 3: Cross multiply
    17,967.78x = 24,794.10 × 10,898.10
  4. Step 4: Simplify right side
    17,967.78x = 270,208,581.21
  5. Step 5: Solve for x
    x = 270,208,581.21/17,967.78
  6. Step 6: Final answer
    x = 15,038.51

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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.