Home / 39,062.39-58,600.87-12,768.57

Finding the Fourth Proportional to 39,062.39, 58,600.87 and 12,768.57

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Solution

The fourth proportional to 39,062.39, 58,600.87 and 12,768.57 is: 19,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,062.39 : 58,600.87 = 12,768.57 : x
  2. Step 2: Convert to fraction form
    39,062.39/58,600.87 = 12,768.57/x
  3. Step 3: Cross multiply
    39,062.39x = 58,600.87 × 12,768.57
  4. Step 4: Simplify right side
    39,062.39x = 748,249,278.73
  5. Step 5: Solve for x
    x = 748,249,278.73/39,062.39
  6. Step 6: Final answer
    x = 19,155.24

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1.5x scale

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.