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Finding the Fourth Proportional to 17,809.65, 24,577.56 and 11,097.99

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Solution

The fourth proportional to 17,809.65, 24,577.56 and 11,097.99 is: 15,315.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,809.65 : 24,577.56 = 11,097.99 : x
  2. Step 2: Convert to fraction form
    17,809.65/24,577.56 = 11,097.99/x
  3. Step 3: Cross multiply
    17,809.65x = 24,577.56 × 11,097.99
  4. Step 4: Simplify right side
    17,809.65x = 272,761,515.10
  5. Step 5: Solve for x
    x = 272,761,515.10/17,809.65
  6. Step 6: Final answer
    x = 15,315.38

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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.