Home / 17,781.15-26,688.46-9,022.35

Finding the Fourth Proportional to 17,781.15, 26,688.46 and 9,022.35

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Solution

The fourth proportional to 17,781.15, 26,688.46 and 9,022.35 is: 13,542.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,781.15 : 26,688.46 = 9,022.35 : x
  2. Step 2: Convert to fraction form
    17,781.15/26,688.46 = 9,022.35/x
  3. Step 3: Cross multiply
    17,781.15x = 26,688.46 × 9,022.35
  4. Step 4: Simplify right side
    17,781.15x = 240,792,493.64
  5. Step 5: Solve for x
    x = 240,792,493.64/17,781.15
  6. Step 6: Final answer
    x = 13,542.01

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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.