Home / 50,484.36-75,717.84-18,885.96

Finding the Fourth Proportional to 50,484.36, 75,717.84 and 18,885.96

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Solution

The fourth proportional to 50,484.36, 75,717.84 and 18,885.96 is: 28,325.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,484.36 : 75,717.84 = 18,885.96 : x
  2. Step 2: Convert to fraction form
    50,484.36/75,717.84 = 18,885.96/x
  3. Step 3: Cross multiply
    50,484.36x = 75,717.84 × 18,885.96
  4. Step 4: Simplify right side
    50,484.36x = 1,430,004,097.53
  5. Step 5: Solve for x
    x = 1,430,004,097.53/50,484.36
  6. Step 6: Final answer
    x = 28,325.69

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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.