Home / 39,024.56-58,530.88-12,729.26

Finding the Fourth Proportional to 39,024.56, 58,530.88 and 12,729.26

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Solution

The fourth proportional to 39,024.56, 58,530.88 and 12,729.26 is: 19,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,024.56 : 58,530.88 = 12,729.26 : x
  2. Step 2: Convert to fraction form
    39,024.56/58,530.88 = 12,729.26/x
  3. Step 3: Cross multiply
    39,024.56x = 58,530.88 × 12,729.26
  4. Step 4: Simplify right side
    39,024.56x = 745,054,789.55
  5. Step 5: Solve for x
    x = 745,054,789.55/39,024.56
  6. Step 6: Final answer
    x = 19,091.95

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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.