Home / 17,768.16-26,661.96-13,350.42

Finding the Fourth Proportional to 17,768.16, 26,661.96 and 13,350.42

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Solution

The fourth proportional to 17,768.16, 26,661.96 and 13,350.42 is: 20,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,768.16 : 26,661.96 = 13,350.42 : x
  2. Step 2: Convert to fraction form
    17,768.16/26,661.96 = 13,350.42/x
  3. Step 3: Cross multiply
    17,768.16x = 26,661.96 × 13,350.42
  4. Step 4: Simplify right side
    17,768.16x = 355,948,364.02
  5. Step 5: Solve for x
    x = 355,948,364.02/17,768.16
  6. Step 6: Final answer
    x = 20,032.93

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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.