Home / 14,265.39-19,691.19-9,803.91

Finding the Fourth Proportional to 14,265.39, 19,691.19 and 9,803.91

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Solution

The fourth proportional to 14,265.39, 19,691.19 and 9,803.91 is: 13,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265.39 : 19,691.19 = 9,803.91 : x
  2. Step 2: Convert to fraction form
    14,265.39/19,691.19 = 9,803.91/x
  3. Step 3: Cross multiply
    14,265.39x = 19,691.19 × 9,803.91
  4. Step 4: Simplify right side
    14,265.39x = 193,050,654.55
  5. Step 5: Solve for x
    x = 193,050,654.55/14,265.39
  6. Step 6: Final answer
    x = 13,532.80

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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.