Home / 54,904.68-82,357.02-13,351.32

Finding the Fourth Proportional to 54,904.68, 82,357.02 and 13,351.32

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Solution

The fourth proportional to 54,904.68, 82,357.02 and 13,351.32 is: 20,026.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,904.68 : 82,357.02 = 13,351.32 : x
  2. Step 2: Convert to fraction form
    54,904.68/82,357.02 = 13,351.32/x
  3. Step 3: Cross multiply
    54,904.68x = 82,357.02 × 13,351.32
  4. Step 4: Simplify right side
    54,904.68x = 1,099,574,928.27
  5. Step 5: Solve for x
    x = 1,099,574,928.27/54,904.68
  6. Step 6: Final answer
    x = 20,026.98

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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.