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Finding the Fourth Proportional to 17,477.64, 26,209.98 and 9,470.82

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Solution

The fourth proportional to 17,477.64, 26,209.98 and 9,470.82 is: 14,202.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,477.64 : 26,209.98 = 9,470.82 : x
  2. Step 2: Convert to fraction form
    17,477.64/26,209.98 = 9,470.82/x
  3. Step 3: Cross multiply
    17,477.64x = 26,209.98 × 9,470.82
  4. Step 4: Simplify right side
    17,477.64x = 248,230,002.78
  5. Step 5: Solve for x
    x = 248,230,002.78/17,477.64
  6. Step 6: Final answer
    x = 14,202.72

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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.