Home / 12,393.36-18,602.19-9,097.11

Finding the Fourth Proportional to 12,393.36, 18,602.19 and 9,097.11

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Solution

The fourth proportional to 12,393.36, 18,602.19 and 9,097.11 is: 13,654.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393.36 : 18,602.19 = 9,097.11 : x
  2. Step 2: Convert to fraction form
    12,393.36/18,602.19 = 9,097.11/x
  3. Step 3: Cross multiply
    12,393.36x = 18,602.19 × 9,097.11
  4. Step 4: Simplify right side
    12,393.36x = 169,226,168.67
  5. Step 5: Solve for x
    x = 169,226,168.67/12,393.36
  6. Step 6: Final answer
    x = 13,654.58

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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.