Home / 39,619.38-59,429.16-10,039.53

Finding the Fourth Proportional to 39,619.38, 59,429.16 and 10,039.53

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Solution

The fourth proportional to 39,619.38, 59,429.16 and 10,039.53 is: 15,059.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,619.38 : 59,429.16 = 10,039.53 : x
  2. Step 2: Convert to fraction form
    39,619.38/59,429.16 = 10,039.53/x
  3. Step 3: Cross multiply
    39,619.38x = 59,429.16 × 10,039.53
  4. Step 4: Simplify right side
    39,619.38x = 596,640,619.08
  5. Step 5: Solve for x
    x = 596,640,619.08/39,619.38
  6. Step 6: Final answer
    x = 15,059.31

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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.