Home / 14,717.06-20,304.57-8,342.97

Finding the Fourth Proportional to 14,717.06, 20,304.57 and 8,342.97

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Solution

The fourth proportional to 14,717.06, 20,304.57 and 8,342.97 is: 11,510.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,717.06 : 20,304.57 = 8,342.97 : x
  2. Step 2: Convert to fraction form
    14,717.06/20,304.57 = 8,342.97/x
  3. Step 3: Cross multiply
    14,717.06x = 20,304.57 × 8,342.97
  4. Step 4: Simplify right side
    14,717.06x = 169,400,316.85
  5. Step 5: Solve for x
    x = 169,400,316.85/14,717.06
  6. Step 6: Final answer
    x = 11,510.47

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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.