Home / 12,073.64-18,112.59-4,176.95

Finding the Fourth Proportional to 12,073.64, 18,112.59 and 4,176.95

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Solution

The fourth proportional to 12,073.64, 18,112.59 and 4,176.95 is: 6,266.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.64 : 18,112.59 = 4,176.95 : x
  2. Step 2: Convert to fraction form
    12,073.64/18,112.59 = 4,176.95/x
  3. Step 3: Cross multiply
    12,073.64x = 18,112.59 × 4,176.95
  4. Step 4: Simplify right side
    12,073.64x = 75,655,382.80
  5. Step 5: Solve for x
    x = 75,655,382.80/12,073.64
  6. Step 6: Final answer
    x = 6,266.16

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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.