Home / 28,214.62-38,937.44-16,116.15

Finding the Fourth Proportional to 28,214.62, 38,937.44 and 16,116.15

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Solution

The fourth proportional to 28,214.62, 38,937.44 and 16,116.15 is: 22,241.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,214.62 : 38,937.44 = 16,116.15 : x
  2. Step 2: Convert to fraction form
    28,214.62/38,937.44 = 16,116.15/x
  3. Step 3: Cross multiply
    28,214.62x = 38,937.44 × 16,116.15
  4. Step 4: Simplify right side
    28,214.62x = 627,521,543.08
  5. Step 5: Solve for x
    x = 627,521,543.08/28,214.62
  6. Step 6: Final answer
    x = 22,241.01

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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.