Home / 12,259.24-18,387.42-4,467.40

Finding the Fourth Proportional to 12,259.24, 18,387.42 and 4,467.40

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Solution

The fourth proportional to 12,259.24, 18,387.42 and 4,467.40 is: 6,700.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259.24 : 18,387.42 = 4,467.40 : x
  2. Step 2: Convert to fraction form
    12,259.24/18,387.42 = 4,467.40/x
  3. Step 3: Cross multiply
    12,259.24x = 18,387.42 × 4,467.40
  4. Step 4: Simplify right side
    12,259.24x = 82,143,960.11
  5. Step 5: Solve for x
    x = 82,143,960.11/12,259.24
  6. Step 6: Final answer
    x = 6,700.58

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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.