Home / 17,688.85-26,524.14-5,207.25

Finding the Fourth Proportional to 17,688.85, 26,524.14 and 5,207.25

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Solution

The fourth proportional to 17,688.85, 26,524.14 and 5,207.25 is: 7,808.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,688.85 : 26,524.14 = 5,207.25 : x
  2. Step 2: Convert to fraction form
    17,688.85/26,524.14 = 5,207.25/x
  3. Step 3: Cross multiply
    17,688.85x = 26,524.14 × 5,207.25
  4. Step 4: Simplify right side
    17,688.85x = 138,117,828.02
  5. Step 5: Solve for x
    x = 138,117,828.02/17,688.85
  6. Step 6: Final answer
    x = 7,808.19

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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.