Home / 21,590.06-32,357.86-11,569.95

Finding the Fourth Proportional to 21,590.06, 32,357.86 and 11,569.95

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Solution

The fourth proportional to 21,590.06, 32,357.86 and 11,569.95 is: 17,340.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,590.06 : 32,357.86 = 11,569.95 : x
  2. Step 2: Convert to fraction form
    21,590.06/32,357.86 = 11,569.95/x
  3. Step 3: Cross multiply
    21,590.06x = 32,357.86 × 11,569.95
  4. Step 4: Simplify right side
    21,590.06x = 374,378,793.38
  5. Step 5: Solve for x
    x = 374,378,793.38/21,590.06
  6. Step 6: Final answer
    x = 17,340.34

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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.