Home / 32,513.28-48,771.81-9,141.54

Finding the Fourth Proportional to 32,513.28, 48,771.81 and 9,141.54

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Solution

The fourth proportional to 32,513.28, 48,771.81 and 9,141.54 is: 13,712.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,513.28 : 48,771.81 = 9,141.54 : x
  2. Step 2: Convert to fraction form
    32,513.28/48,771.81 = 9,141.54/x
  3. Step 3: Cross multiply
    32,513.28x = 48,771.81 × 9,141.54
  4. Step 4: Simplify right side
    32,513.28x = 445,849,451.99
  5. Step 5: Solve for x
    x = 445,849,451.99/32,513.28
  6. Step 6: Final answer
    x = 13,712.84

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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.