Home / 30,863.76-46,314.54-13,333.20

Finding the Fourth Proportional to 30,863.76, 46,314.54 and 13,333.20

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Solution

The fourth proportional to 30,863.76, 46,314.54 and 13,333.20 is: 20,007.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,863.76 : 46,314.54 = 13,333.20 : x
  2. Step 2: Convert to fraction form
    30,863.76/46,314.54 = 13,333.20/x
  3. Step 3: Cross multiply
    30,863.76x = 46,314.54 × 13,333.20
  4. Step 4: Simplify right side
    30,863.76x = 617,521,024.73
  5. Step 5: Solve for x
    x = 617,521,024.73/30,863.76
  6. Step 6: Final answer
    x = 20,007.96

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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.