Home / 30,876.87-46,306.78-15,073.36

Finding the Fourth Proportional to 30,876.87, 46,306.78 and 15,073.36

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Solution

The fourth proportional to 30,876.87, 46,306.78 and 15,073.36 is: 22,605.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,876.87 : 46,306.78 = 15,073.36 : x
  2. Step 2: Convert to fraction form
    30,876.87/46,306.78 = 15,073.36/x
  3. Step 3: Cross multiply
    30,876.87x = 46,306.78 × 15,073.36
  4. Step 4: Simplify right side
    30,876.87x = 697,998,765.38
  5. Step 5: Solve for x
    x = 697,998,765.38/30,876.87
  6. Step 6: Final answer
    x = 22,605.88

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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.