Home / 30,876.74-46,332.27-15,081.95

Finding the Fourth Proportional to 30,876.74, 46,332.27 and 15,081.95

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Solution

The fourth proportional to 30,876.74, 46,332.27 and 15,081.95 is: 22,631.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,876.74 : 46,332.27 = 15,081.95 : x
  2. Step 2: Convert to fraction form
    30,876.74/46,332.27 = 15,081.95/x
  3. Step 3: Cross multiply
    30,876.74x = 46,332.27 × 15,081.95
  4. Step 4: Simplify right side
    30,876.74x = 698,780,979.53
  5. Step 5: Solve for x
    x = 698,780,979.53/30,876.74
  6. Step 6: Final answer
    x = 22,631.31

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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.