Home / 12,330.42-17,016.66-7,025.13

Finding the Fourth Proportional to 12,330.42, 17,016.66 and 7,025.13

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Solution

The fourth proportional to 12,330.42, 17,016.66 and 7,025.13 is: 9,695.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330.42 : 17,016.66 = 7,025.13 : x
  2. Step 2: Convert to fraction form
    12,330.42/17,016.66 = 7,025.13/x
  3. Step 3: Cross multiply
    12,330.42x = 17,016.66 × 7,025.13
  4. Step 4: Simplify right side
    12,330.42x = 119,544,248.67
  5. Step 5: Solve for x
    x = 119,544,248.67/12,330.42
  6. Step 6: Final answer
    x = 9,695.07

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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.