Home / 39,628.94-59,387.91-28,483.34

Finding the Fourth Proportional to 39,628.94, 59,387.91 and 28,483.34

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Solution

The fourth proportional to 39,628.94, 59,387.91 and 28,483.34 is: 42,685.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,628.94 : 59,387.91 = 28,483.34 : x
  2. Step 2: Convert to fraction form
    39,628.94/59,387.91 = 28,483.34/x
  3. Step 3: Cross multiply
    39,628.94x = 59,387.91 × 28,483.34
  4. Step 4: Simplify right side
    39,628.94x = 1,691,565,735.48
  5. Step 5: Solve for x
    x = 1,691,565,735.48/39,628.94
  6. Step 6: Final answer
    x = 42,685.12

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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.