Home / 22,663.58-31,273.91-13,104.08

Finding the Fourth Proportional to 22,663.58, 31,273.91 and 13,104.08

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Solution

The fourth proportional to 22,663.58, 31,273.91 and 13,104.08 is: 18,082.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,663.58 : 31,273.91 = 13,104.08 : x
  2. Step 2: Convert to fraction form
    22,663.58/31,273.91 = 13,104.08/x
  3. Step 3: Cross multiply
    22,663.58x = 31,273.91 × 13,104.08
  4. Step 4: Simplify right side
    22,663.58x = 409,815,596.66
  5. Step 5: Solve for x
    x = 409,815,596.66/22,663.58
  6. Step 6: Final answer
    x = 18,082.57

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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.