Home / 12,266.10-18,394.43-5,241.65

Finding the Fourth Proportional to 12,266.10, 18,394.43 and 5,241.65

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Solution

The fourth proportional to 12,266.10, 18,394.43 and 5,241.65 is: 7,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266.10 : 18,394.43 = 5,241.65 : x
  2. Step 2: Convert to fraction form
    12,266.10/18,394.43 = 5,241.65/x
  3. Step 3: Cross multiply
    12,266.10x = 18,394.43 × 5,241.65
  4. Step 4: Simplify right side
    12,266.10x = 96,417,045.83
  5. Step 5: Solve for x
    x = 96,417,045.83/12,266.10
  6. Step 6: Final answer
    x = 7,860.45

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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.