Home / 20,527.06-28,327.38-11,095.63

Finding the Fourth Proportional to 20,527.06, 28,327.38 and 11,095.63

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Solution

The fourth proportional to 20,527.06, 28,327.38 and 11,095.63 is: 15,311.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,527.06 : 28,327.38 = 11,095.63 : x
  2. Step 2: Convert to fraction form
    20,527.06/28,327.38 = 11,095.63/x
  3. Step 3: Cross multiply
    20,527.06x = 28,327.38 × 11,095.63
  4. Step 4: Simplify right side
    20,527.06x = 314,310,127.35
  5. Step 5: Solve for x
    x = 314,310,127.35/20,527.06
  6. Step 6: Final answer
    x = 15,311.99

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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.