Home / 17,117.04-25,687.80-7,259.04

Finding the Fourth Proportional to 17,117.04, 25,687.80 and 7,259.04

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Solution

The fourth proportional to 17,117.04, 25,687.80 and 7,259.04 is: 10,893.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,117.04 : 25,687.80 = 7,259.04 : x
  2. Step 2: Convert to fraction form
    17,117.04/25,687.80 = 7,259.04/x
  3. Step 3: Cross multiply
    17,117.04x = 25,687.80 × 7,259.04
  4. Step 4: Simplify right side
    17,117.04x = 186,468,767.71
  5. Step 5: Solve for x
    x = 186,468,767.71/17,117.04
  6. Step 6: Final answer
    x = 10,893.75

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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.