Home / 19,661.27-29,474.08-9,803.57

Finding the Fourth Proportional to 19,661.27, 29,474.08 and 9,803.57

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Solution

The fourth proportional to 19,661.27, 29,474.08 and 9,803.57 is: 14,696.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,661.27 : 29,474.08 = 9,803.57 : x
  2. Step 2: Convert to fraction form
    19,661.27/29,474.08 = 9,803.57/x
  3. Step 3: Cross multiply
    19,661.27x = 29,474.08 × 9,803.57
  4. Step 4: Simplify right side
    19,661.27x = 288,951,034.59
  5. Step 5: Solve for x
    x = 288,951,034.59/19,661.27
  6. Step 6: Final answer
    x = 14,696.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.