Home / 39,035.52-58,585.95-20,322

Finding the Fourth Proportional to 39,035.52, 58,585.95 and 20,322

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Solution

The fourth proportional to 39,035.52, 58,585.95 and 20,322 is: 30,500.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,035.52 : 58,585.95 = 20,322 : x
  2. Step 2: Convert to fraction form
    39,035.52/58,585.95 = 20,322/x
  3. Step 3: Cross multiply
    39,035.52x = 58,585.95 × 20,322
  4. Step 4: Simplify right side
    39,035.52x = 1,190,583,675.90
  5. Step 5: Solve for x
    x = 1,190,583,675.90/39,035.52
  6. Step 6: Final answer
    x = 30,500.01

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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.