Home / 17,677.12-26,515.56-5,365.12

Finding the Fourth Proportional to 17,677.12, 26,515.56 and 5,365.12

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Solution

The fourth proportional to 17,677.12, 26,515.56 and 5,365.12 is: 8,047.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,677.12 : 26,515.56 = 5,365.12 : x
  2. Step 2: Convert to fraction form
    17,677.12/26,515.56 = 5,365.12/x
  3. Step 3: Cross multiply
    17,677.12x = 26,515.56 × 5,365.12
  4. Step 4: Simplify right side
    17,677.12x = 142,259,161.27
  5. Step 5: Solve for x
    x = 142,259,161.27/17,677.12
  6. Step 6: Final answer
    x = 8,047.64

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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.