Home / 12,330.35-17,011.81-6,952.12

Finding the Fourth Proportional to 12,330.35, 17,011.81 and 6,952.12

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Solution

The fourth proportional to 12,330.35, 17,011.81 and 6,952.12 is: 9,591.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330.35 : 17,011.81 = 6,952.12 : x
  2. Step 2: Convert to fraction form
    12,330.35/17,011.81 = 6,952.12/x
  3. Step 3: Cross multiply
    12,330.35x = 17,011.81 × 6,952.12
  4. Step 4: Simplify right side
    12,330.35x = 118,268,071.59
  5. Step 5: Solve for x
    x = 118,268,071.59/12,330.35
  6. Step 6: Final answer
    x = 9,591.62

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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.