Home / 12,463.84-18,681.36-4,667.68

Finding the Fourth Proportional to 12,463.84, 18,681.36 and 4,667.68

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Solution

The fourth proportional to 12,463.84, 18,681.36 and 4,667.68 is: 6,996.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463.84 : 18,681.36 = 4,667.68 : x
  2. Step 2: Convert to fraction form
    12,463.84/18,681.36 = 4,667.68/x
  3. Step 3: Cross multiply
    12,463.84x = 18,681.36 × 4,667.68
  4. Step 4: Simplify right side
    12,463.84x = 87,198,610.44
  5. Step 5: Solve for x
    x = 87,198,610.44/12,463.84
  6. Step 6: Final answer
    x = 6,996.13

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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.