Home / 17,781.46-26,688.93-9,022.66

Finding the Fourth Proportional to 17,781.46, 26,688.93 and 9,022.66

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Solution

The fourth proportional to 17,781.46, 26,688.93 and 9,022.66 is: 13,542.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,781.46 : 26,688.93 = 9,022.66 : x
  2. Step 2: Convert to fraction form
    17,781.46/26,688.93 = 9,022.66/x
  3. Step 3: Cross multiply
    17,781.46x = 26,688.93 × 9,022.66
  4. Step 4: Simplify right side
    17,781.46x = 240,805,040.60
  5. Step 5: Solve for x
    x = 240,805,040.60/17,781.46
  6. Step 6: Final answer
    x = 13,542.48

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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.