Home / 45,576.48-68,359.23-12,293.97

Finding the Fourth Proportional to 45,576.48, 68,359.23 and 12,293.97

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Solution

The fourth proportional to 45,576.48, 68,359.23 and 12,293.97 is: 18,439.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,576.48 : 68,359.23 = 12,293.97 : x
  2. Step 2: Convert to fraction form
    45,576.48/68,359.23 = 12,293.97/x
  3. Step 3: Cross multiply
    45,576.48x = 68,359.23 × 12,293.97
  4. Step 4: Simplify right side
    45,576.48x = 840,406,322.84
  5. Step 5: Solve for x
    x = 840,406,322.84/45,576.48
  6. Step 6: Final answer
    x = 18,439.47

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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.