Home / 39,216.39-58,825.19-12,567.39

Finding the Fourth Proportional to 39,216.39, 58,825.19 and 12,567.39

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Solution

The fourth proportional to 39,216.39, 58,825.19 and 12,567.39 is: 18,851.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,216.39 : 58,825.19 = 12,567.39 : x
  2. Step 2: Convert to fraction form
    39,216.39/58,825.19 = 12,567.39/x
  3. Step 3: Cross multiply
    39,216.39x = 58,825.19 × 12,567.39
  4. Step 4: Simplify right side
    39,216.39x = 739,279,135.97
  5. Step 5: Solve for x
    x = 739,279,135.97/39,216.39
  6. Step 6: Final answer
    x = 18,851.28

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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.