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Finding the Fourth Proportional to 17,752.67, 26,605.99 and 7,210.34

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Solution

The fourth proportional to 17,752.67, 26,605.99 and 7,210.34 is: 10,806.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,752.67 : 26,605.99 = 7,210.34 : x
  2. Step 2: Convert to fraction form
    17,752.67/26,605.99 = 7,210.34/x
  3. Step 3: Cross multiply
    17,752.67x = 26,605.99 × 7,210.34
  4. Step 4: Simplify right side
    17,752.67x = 191,838,388.98
  5. Step 5: Solve for x
    x = 191,838,388.98/17,752.67
  6. Step 6: Final answer
    x = 10,806.17

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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.