Home / 12,042.32-18,036.75-9,248.43

Finding the Fourth Proportional to 12,042.32, 18,036.75 and 9,248.43

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Solution

The fourth proportional to 12,042.32, 18,036.75 and 9,248.43 is: 13,852.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.32 : 18,036.75 = 9,248.43 : x
  2. Step 2: Convert to fraction form
    12,042.32/18,036.75 = 9,248.43/x
  3. Step 3: Cross multiply
    12,042.32x = 18,036.75 × 9,248.43
  4. Step 4: Simplify right side
    12,042.32x = 166,811,594.65
  5. Step 5: Solve for x
    x = 166,811,594.65/12,042.32
  6. Step 6: Final answer
    x = 13,852.11

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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.