Home / 19,365.92-26,726.14-10,868.75

Finding the Fourth Proportional to 19,365.92, 26,726.14 and 10,868.75

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Solution

The fourth proportional to 19,365.92, 26,726.14 and 10,868.75 is: 14,999.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,365.92 : 26,726.14 = 10,868.75 : x
  2. Step 2: Convert to fraction form
    19,365.92/26,726.14 = 10,868.75/x
  3. Step 3: Cross multiply
    19,365.92x = 26,726.14 × 10,868.75
  4. Step 4: Simplify right side
    19,365.92x = 290,479,714.30
  5. Step 5: Solve for x
    x = 290,479,714.30/19,365.92
  6. Step 6: Final answer
    x = 14,999.53

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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.