Home / 19,873.59-27,413.35-11,801.76

Finding the Fourth Proportional to 19,873.59, 27,413.35 and 11,801.76

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Solution

The fourth proportional to 19,873.59, 27,413.35 and 11,801.76 is: 16,279.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,873.59 : 27,413.35 = 11,801.76 : x
  2. Step 2: Convert to fraction form
    19,873.59/27,413.35 = 11,801.76/x
  3. Step 3: Cross multiply
    19,873.59x = 27,413.35 × 11,801.76
  4. Step 4: Simplify right side
    19,873.59x = 323,525,777.50
  5. Step 5: Solve for x
    x = 323,525,777.50/19,873.59
  6. Step 6: Final answer
    x = 16,279.18

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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.