Home / 13,711.46-18,926.43-9,744.11

Finding the Fourth Proportional to 13,711.46, 18,926.43 and 9,744.11

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Solution

The fourth proportional to 13,711.46, 18,926.43 and 9,744.11 is: 13,450.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,711.46 : 18,926.43 = 9,744.11 : x
  2. Step 2: Convert to fraction form
    13,711.46/18,926.43 = 9,744.11/x
  3. Step 3: Cross multiply
    13,711.46x = 18,926.43 × 9,744.11
  4. Step 4: Simplify right side
    13,711.46x = 184,421,264.46
  5. Step 5: Solve for x
    x = 184,421,264.46/13,711.46
  6. Step 6: Final answer
    x = 13,450.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.