Home / 50,002.10-75,003.15-13,066.10

Finding the Fourth Proportional to 50,002.10, 75,003.15 and 13,066.10

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Solution

The fourth proportional to 50,002.10, 75,003.15 and 13,066.10 is: 19,599.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,002.10 : 75,003.15 = 13,066.10 : x
  2. Step 2: Convert to fraction form
    50,002.10/75,003.15 = 13,066.10/x
  3. Step 3: Cross multiply
    50,002.10x = 75,003.15 × 13,066.10
  4. Step 4: Simplify right side
    50,002.10x = 979,998,658.22
  5. Step 5: Solve for x
    x = 979,998,658.22/50,002.10
  6. Step 6: Final answer
    x = 19,599.15

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Double scale
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Similar ratio
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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.