Home / 24,667.68-33,966.81-20,681.85

Finding the Fourth Proportional to 24,667.68, 33,966.81 and 20,681.85

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Solution

The fourth proportional to 24,667.68, 33,966.81 and 20,681.85 is: 28,478.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,667.68 : 33,966.81 = 20,681.85 : x
  2. Step 2: Convert to fraction form
    24,667.68/33,966.81 = 20,681.85/x
  3. Step 3: Cross multiply
    24,667.68x = 33,966.81 × 20,681.85
  4. Step 4: Simplify right side
    24,667.68x = 702,496,469.40
  5. Step 5: Solve for x
    x = 702,496,469.40/24,667.68
  6. Step 6: Final answer
    x = 28,478.42

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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.