Home / 45,338.11-68,007.06-12,058.18

Finding the Fourth Proportional to 45,338.11, 68,007.06 and 12,058.18

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Solution

The fourth proportional to 45,338.11, 68,007.06 and 12,058.18 is: 18,087.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,338.11 : 68,007.06 = 12,058.18 : x
  2. Step 2: Convert to fraction form
    45,338.11/68,007.06 = 12,058.18/x
  3. Step 3: Cross multiply
    45,338.11x = 68,007.06 × 12,058.18
  4. Step 4: Simplify right side
    45,338.11x = 820,041,370.75
  5. Step 5: Solve for x
    x = 820,041,370.75/45,338.11
  6. Step 6: Final answer
    x = 18,087.24

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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.