Home / 54,947.61-82,433.84-17,509.81

Finding the Fourth Proportional to 54,947.61, 82,433.84 and 17,509.81

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Solution

The fourth proportional to 54,947.61, 82,433.84 and 17,509.81 is: 26,268.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,947.61 : 82,433.84 = 17,509.81 : x
  2. Step 2: Convert to fraction form
    54,947.61/82,433.84 = 17,509.81/x
  3. Step 3: Cross multiply
    54,947.61x = 82,433.84 × 17,509.81
  4. Step 4: Simplify right side
    54,947.61x = 1,443,400,875.97
  5. Step 5: Solve for x
    x = 1,443,400,875.97/54,947.61
  6. Step 6: Final answer
    x = 26,268.67

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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.