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Finding the Fourth Proportional to 50,283.99, 75,425.90 and 12,844.10

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Solution

The fourth proportional to 50,283.99, 75,425.90 and 12,844.10 is: 19,266.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,283.99 : 75,425.90 = 12,844.10 : x
  2. Step 2: Convert to fraction form
    50,283.99/75,425.90 = 12,844.10/x
  3. Step 3: Cross multiply
    50,283.99x = 75,425.90 × 12,844.10
  4. Step 4: Simplify right side
    50,283.99x = 968,777,802.19
  5. Step 5: Solve for x
    x = 968,777,802.19/50,283.99
  6. Step 6: Final answer
    x = 19,266.13

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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.