Home / 13,013.84-19,523.92-4,248.80

Finding the Fourth Proportional to 13,013.84, 19,523.92 and 4,248.80

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Solution

The fourth proportional to 13,013.84, 19,523.92 and 4,248.80 is: 6,374.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013.84 : 19,523.92 = 4,248.80 : x
  2. Step 2: Convert to fraction form
    13,013.84/19,523.92 = 4,248.80/x
  3. Step 3: Cross multiply
    13,013.84x = 19,523.92 × 4,248.80
  4. Step 4: Simplify right side
    13,013.84x = 82,953,231.30
  5. Step 5: Solve for x
    x = 82,953,231.30/13,013.84
  6. Step 6: Final answer
    x = 6,374.23

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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.