Home / 39,574.12-59,370.78-11,872.12

Finding the Fourth Proportional to 39,574.12, 59,370.78 and 11,872.12

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Solution

The fourth proportional to 39,574.12, 59,370.78 and 11,872.12 is: 17,811.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,574.12 : 59,370.78 = 11,872.12 : x
  2. Step 2: Convert to fraction form
    39,574.12/59,370.78 = 11,872.12/x
  3. Step 3: Cross multiply
    39,574.12x = 59,370.78 × 11,872.12
  4. Step 4: Simplify right side
    39,574.12x = 704,857,024.65
  5. Step 5: Solve for x
    x = 704,857,024.65/39,574.12
  6. Step 6: Final answer
    x = 17,811.06

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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.