Home / 47,328.46-70,994.49-12,268.22

Finding the Fourth Proportional to 47,328.46, 70,994.49 and 12,268.22

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Solution

The fourth proportional to 47,328.46, 70,994.49 and 12,268.22 is: 18,402.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,328.46 : 70,994.49 = 12,268.22 : x
  2. Step 2: Convert to fraction form
    47,328.46/70,994.49 = 12,268.22/x
  3. Step 3: Cross multiply
    47,328.46x = 70,994.49 × 12,268.22
  4. Step 4: Simplify right side
    47,328.46x = 870,976,022.11
  5. Step 5: Solve for x
    x = 870,976,022.11/47,328.46
  6. Step 6: Final answer
    x = 18,402.80

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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.