Home / 39,619.96-59,429.49-9,634.37

Finding the Fourth Proportional to 39,619.96, 59,429.49 and 9,634.37

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Solution

The fourth proportional to 39,619.96, 59,429.49 and 9,634.37 is: 14,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,619.96 : 59,429.49 = 9,634.37 : x
  2. Step 2: Convert to fraction form
    39,619.96/59,429.49 = 9,634.37/x
  3. Step 3: Cross multiply
    39,619.96x = 59,429.49 × 9,634.37
  4. Step 4: Simplify right side
    39,619.96x = 572,565,695.57
  5. Step 5: Solve for x
    x = 572,565,695.57/39,619.96
  6. Step 6: Final answer
    x = 14,451.45

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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.