Home / 39,768.08-59,615.04-13,454.52

Finding the Fourth Proportional to 39,768.08, 59,615.04 and 13,454.52

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Solution

The fourth proportional to 39,768.08, 59,615.04 and 13,454.52 is: 20,169.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,768.08 : 59,615.04 = 13,454.52 : x
  2. Step 2: Convert to fraction form
    39,768.08/59,615.04 = 13,454.52/x
  3. Step 3: Cross multiply
    39,768.08x = 59,615.04 × 13,454.52
  4. Step 4: Simplify right side
    39,768.08x = 802,091,747.98
  5. Step 5: Solve for x
    x = 802,091,747.98/39,768.08
  6. Step 6: Final answer
    x = 20,169.23

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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.