Home / 13,263.84-19,891.44-6,242.76

Finding the Fourth Proportional to 13,263.84, 19,891.44 and 6,242.76

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Solution

The fourth proportional to 13,263.84, 19,891.44 and 6,242.76 is: 9,362.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.84 : 19,891.44 = 6,242.76 : x
  2. Step 2: Convert to fraction form
    13,263.84/19,891.44 = 6,242.76/x
  3. Step 3: Cross multiply
    13,263.84x = 19,891.44 × 6,242.76
  4. Step 4: Simplify right side
    13,263.84x = 124,177,485.97
  5. Step 5: Solve for x
    x = 124,177,485.97/13,263.84
  6. Step 6: Final answer
    x = 9,362.11

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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.