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Finding the Fourth Proportional to 32,168.84, 44,390.58 and 18,019.40

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Solution

The fourth proportional to 32,168.84, 44,390.58 and 18,019.40 is: 24,865.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,168.84 : 44,390.58 = 18,019.40 : x
  2. Step 2: Convert to fraction form
    32,168.84/44,390.58 = 18,019.40/x
  3. Step 3: Cross multiply
    32,168.84x = 44,390.58 × 18,019.40
  4. Step 4: Simplify right side
    32,168.84x = 799,891,617.25
  5. Step 5: Solve for x
    x = 799,891,617.25/32,168.84
  6. Step 6: Final answer
    x = 24,865.42

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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.