Home / 12,943.08-19,401.66-11,025

Finding the Fourth Proportional to 12,943.08, 19,401.66 and 11,025

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Solution

The fourth proportional to 12,943.08, 19,401.66 and 11,025 is: 16,526.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,943.08 : 19,401.66 = 11,025 : x
  2. Step 2: Convert to fraction form
    12,943.08/19,401.66 = 11,025/x
  3. Step 3: Cross multiply
    12,943.08x = 19,401.66 × 11,025
  4. Step 4: Simplify right side
    12,943.08x = 213,903,301.50
  5. Step 5: Solve for x
    x = 213,903,301.50/12,943.08
  6. Step 6: Final answer
    x = 16,526.46

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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.