Home / 40,684.56-61,032.61-12,606.82

Finding the Fourth Proportional to 40,684.56, 61,032.61 and 12,606.82

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Solution

The fourth proportional to 40,684.56, 61,032.61 and 12,606.82 is: 18,912.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,684.56 : 61,032.61 = 12,606.82 : x
  2. Step 2: Convert to fraction form
    40,684.56/61,032.61 = 12,606.82/x
  3. Step 3: Cross multiply
    40,684.56x = 61,032.61 × 12,606.82
  4. Step 4: Simplify right side
    40,684.56x = 769,426,760.20
  5. Step 5: Solve for x
    x = 769,426,760.20/40,684.56
  6. Step 6: Final answer
    x = 18,912.01

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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.