Home / 39,002.66-58,513.53-12,707.54

Finding the Fourth Proportional to 39,002.66, 58,513.53 and 12,707.54

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Solution

The fourth proportional to 39,002.66, 58,513.53 and 12,707.54 is: 19,064.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,002.66 : 58,513.53 = 12,707.54 : x
  2. Step 2: Convert to fraction form
    39,002.66/58,513.53 = 12,707.54/x
  3. Step 3: Cross multiply
    39,002.66x = 58,513.53 × 12,707.54
  4. Step 4: Simplify right side
    39,002.66x = 743,563,023.02
  5. Step 5: Solve for x
    x = 743,563,023.02/39,002.66
  6. Step 6: Final answer
    x = 19,064.42

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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.