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Finding the Fourth Proportional to 17,384.76, 26,072.01 and 7,521.66

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Solution

The fourth proportional to 17,384.76, 26,072.01 and 7,521.66 is: 11,280.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,384.76 : 26,072.01 = 7,521.66 : x
  2. Step 2: Convert to fraction form
    17,384.76/26,072.01 = 7,521.66/x
  3. Step 3: Cross multiply
    17,384.76x = 26,072.01 × 7,521.66
  4. Step 4: Simplify right side
    17,384.76x = 196,104,794.74
  5. Step 5: Solve for x
    x = 196,104,794.74/17,384.76
  6. Step 6: Final answer
    x = 11,280.27

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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.