Home / 12,061.39-18,097.29-6,513.64

Finding the Fourth Proportional to 12,061.39, 18,097.29 and 6,513.64

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Solution

The fourth proportional to 12,061.39, 18,097.29 and 6,513.64 is: 9,773.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,061.39 : 18,097.29 = 6,513.64 : x
  2. Step 2: Convert to fraction form
    12,061.39/18,097.29 = 6,513.64/x
  3. Step 3: Cross multiply
    12,061.39x = 18,097.29 × 6,513.64
  4. Step 4: Simplify right side
    12,061.39x = 117,879,232.04
  5. Step 5: Solve for x
    x = 117,879,232.04/12,061.39
  6. Step 6: Final answer
    x = 9,773.27

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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.