Home / 20,041.92-27,657.18-11,089.08

Finding the Fourth Proportional to 20,041.92, 27,657.18 and 11,089.08

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Solution

The fourth proportional to 20,041.92, 27,657.18 and 11,089.08 is: 15,302.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,041.92 : 27,657.18 = 11,089.08 : x
  2. Step 2: Convert to fraction form
    20,041.92/27,657.18 = 11,089.08/x
  3. Step 3: Cross multiply
    20,041.92x = 27,657.18 × 11,089.08
  4. Step 4: Simplify right side
    20,041.92x = 306,692,681.59
  5. Step 5: Solve for x
    x = 306,692,681.59/20,041.92
  6. Step 6: Final answer
    x = 15,302.56

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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.