Home / 13,251.84-19,864.80-5,466.24

Finding the Fourth Proportional to 13,251.84, 19,864.80 and 5,466.24

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Solution

The fourth proportional to 13,251.84, 19,864.80 and 5,466.24 is: 8,194.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,251.84 : 19,864.80 = 5,466.24 : x
  2. Step 2: Convert to fraction form
    13,251.84/19,864.80 = 5,466.24/x
  3. Step 3: Cross multiply
    13,251.84x = 19,864.80 × 5,466.24
  4. Step 4: Simplify right side
    13,251.84x = 108,585,764.35
  5. Step 5: Solve for x
    x = 108,585,764.35/13,251.84
  6. Step 6: Final answer
    x = 8,194.01

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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.