Home / 31,155.52-46,511.33-30,061.96

Finding the Fourth Proportional to 31,155.52, 46,511.33 and 30,061.96

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Solution

The fourth proportional to 31,155.52, 46,511.33 and 30,061.96 is: 44,878.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,155.52 : 46,511.33 = 30,061.96 : x
  2. Step 2: Convert to fraction form
    31,155.52/46,511.33 = 30,061.96/x
  3. Step 3: Cross multiply
    31,155.52x = 46,511.33 × 30,061.96
  4. Step 4: Simplify right side
    31,155.52x = 1,398,221,742.01
  5. Step 5: Solve for x
    x = 1,398,221,742.01/31,155.52
  6. Step 6: Final answer
    x = 44,878.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.