Home / 31,119.54-46,635.54-13,552.52

Finding the Fourth Proportional to 31,119.54, 46,635.54 and 13,552.52

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Solution

The fourth proportional to 31,119.54, 46,635.54 and 13,552.52 is: 20,309.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,119.54 : 46,635.54 = 13,552.52 : x
  2. Step 2: Convert to fraction form
    31,119.54/46,635.54 = 13,552.52/x
  3. Step 3: Cross multiply
    31,119.54x = 46,635.54 × 13,552.52
  4. Step 4: Simplify right side
    31,119.54x = 632,029,088.56
  5. Step 5: Solve for x
    x = 632,029,088.56/31,119.54
  6. Step 6: Final answer
    x = 20,309.72

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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.