Home / 54,688.31-82,032.81-15,245.76

Finding the Fourth Proportional to 54,688.31, 82,032.81 and 15,245.76

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Solution

The fourth proportional to 54,688.31, 82,032.81 and 15,245.76 is: 22,868.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,688.31 : 82,032.81 = 15,245.76 : x
  2. Step 2: Convert to fraction form
    54,688.31/82,032.81 = 15,245.76/x
  3. Step 3: Cross multiply
    54,688.31x = 82,032.81 × 15,245.76
  4. Step 4: Simplify right side
    54,688.31x = 1,250,652,783.84
  5. Step 5: Solve for x
    x = 1,250,652,783.84/54,688.31
  6. Step 6: Final answer
    x = 22,868.74

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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.