Home / 24,217.79-33,421.41-13,607.21

Finding the Fourth Proportional to 24,217.79, 33,421.41 and 13,607.21

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Solution

The fourth proportional to 24,217.79, 33,421.41 and 13,607.21 is: 18,778.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,217.79 : 33,421.41 = 13,607.21 : x
  2. Step 2: Convert to fraction form
    24,217.79/33,421.41 = 13,607.21/x
  3. Step 3: Cross multiply
    24,217.79x = 33,421.41 × 13,607.21
  4. Step 4: Simplify right side
    24,217.79x = 454,772,144.37
  5. Step 5: Solve for x
    x = 454,772,144.37/24,217.79
  6. Step 6: Final answer
    x = 18,778.43

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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.