Home / 20,527.17-28,327.52-11,095.73

Finding the Fourth Proportional to 20,527.17, 28,327.52 and 11,095.73

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Solution

The fourth proportional to 20,527.17, 28,327.52 and 11,095.73 is: 15,312.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,527.17 : 28,327.52 = 11,095.73 : x
  2. Step 2: Convert to fraction form
    20,527.17/28,327.52 = 11,095.73/x
  3. Step 3: Cross multiply
    20,527.17x = 28,327.52 × 11,095.73
  4. Step 4: Simplify right side
    20,527.17x = 314,314,665.16
  5. Step 5: Solve for x
    x = 314,314,665.16/20,527.17
  6. Step 6: Final answer
    x = 15,312.13

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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.