Home / 12,036.96-16,604.64-7,318.08

Finding the Fourth Proportional to 12,036.96, 16,604.64 and 7,318.08

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Solution

The fourth proportional to 12,036.96, 16,604.64 and 7,318.08 is: 10,095.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036.96 : 16,604.64 = 7,318.08 : x
  2. Step 2: Convert to fraction form
    12,036.96/16,604.64 = 7,318.08/x
  3. Step 3: Cross multiply
    12,036.96x = 16,604.64 × 7,318.08
  4. Step 4: Simplify right side
    12,036.96x = 121,514,083.89
  5. Step 5: Solve for x
    x = 121,514,083.89/12,036.96
  6. Step 6: Final answer
    x = 10,095.08

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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.