Home / 54,931.97-82,390.66-15,492.26

Finding the Fourth Proportional to 54,931.97, 82,390.66 and 15,492.26

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Solution

The fourth proportional to 54,931.97, 82,390.66 and 15,492.26 is: 23,236.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,931.97 : 82,390.66 = 15,492.26 : x
  2. Step 2: Convert to fraction form
    54,931.97/82,390.66 = 15,492.26/x
  3. Step 3: Cross multiply
    54,931.97x = 82,390.66 × 15,492.26
  4. Step 4: Simplify right side
    54,931.97x = 1,276,417,693.54
  5. Step 5: Solve for x
    x = 1,276,417,693.54/54,931.97
  6. Step 6: Final answer
    x = 23,236.33

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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.