Home / 12,616.02-18,899.43-10,860.96

Finding the Fourth Proportional to 12,616.02, 18,899.43 and 10,860.96

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Solution

The fourth proportional to 12,616.02, 18,899.43 and 10,860.96 is: 16,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,616.02 : 18,899.43 = 10,860.96 : x
  2. Step 2: Convert to fraction form
    12,616.02/18,899.43 = 10,860.96/x
  3. Step 3: Cross multiply
    12,616.02x = 18,899.43 × 10,860.96
  4. Step 4: Simplify right side
    12,616.02x = 205,265,882.38
  5. Step 5: Solve for x
    x = 205,265,882.38/12,616.02
  6. Step 6: Final answer
    x = 16,270.25

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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.