Home / 13,822.30-19,062.70-9,565.89

Finding the Fourth Proportional to 13,822.30, 19,062.70 and 9,565.89

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Solution

The fourth proportional to 13,822.30, 19,062.70 and 9,565.89 is: 13,192.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822.30 : 19,062.70 = 9,565.89 : x
  2. Step 2: Convert to fraction form
    13,822.30/19,062.70 = 9,565.89/x
  3. Step 3: Cross multiply
    13,822.30x = 19,062.70 × 9,565.89
  4. Step 4: Simplify right side
    13,822.30x = 182,351,691.30
  5. Step 5: Solve for x
    x = 182,351,691.30/13,822.30
  6. Step 6: Final answer
    x = 13,192.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.