Home / 12,265.11-18,398.27-3,501.32

Finding the Fourth Proportional to 12,265.11, 18,398.27 and 3,501.32

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Solution

The fourth proportional to 12,265.11, 18,398.27 and 3,501.32 is: 5,252.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265.11 : 18,398.27 = 3,501.32 : x
  2. Step 2: Convert to fraction form
    12,265.11/18,398.27 = 3,501.32/x
  3. Step 3: Cross multiply
    12,265.11x = 18,398.27 × 3,501.32
  4. Step 4: Simplify right side
    12,265.11x = 64,418,147.48
  5. Step 5: Solve for x
    x = 64,418,147.48/12,265.11
  6. Step 6: Final answer
    x = 5,252.15

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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.