Home / 12,335.28-18,504.66-4,012.62

Finding the Fourth Proportional to 12,335.28, 18,504.66 and 4,012.62

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Solution

The fourth proportional to 12,335.28, 18,504.66 and 4,012.62 is: 6,019.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335.28 : 18,504.66 = 4,012.62 : x
  2. Step 2: Convert to fraction form
    12,335.28/18,504.66 = 4,012.62/x
  3. Step 3: Cross multiply
    12,335.28x = 18,504.66 × 4,012.62
  4. Step 4: Simplify right side
    12,335.28x = 74,252,168.81
  5. Step 5: Solve for x
    x = 74,252,168.81/12,335.28
  6. Step 6: Final answer
    x = 6,019.50

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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.