Home / 54,913.47-82,333.54-19,848.57

Finding the Fourth Proportional to 54,913.47, 82,333.54 and 19,848.57

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Solution

The fourth proportional to 54,913.47, 82,333.54 and 19,848.57 is: 29,759.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,913.47 : 82,333.54 = 19,848.57 : x
  2. Step 2: Convert to fraction form
    54,913.47/82,333.54 = 19,848.57/x
  3. Step 3: Cross multiply
    54,913.47x = 82,333.54 × 19,848.57
  4. Step 4: Simplify right side
    54,913.47x = 1,634,203,032.04
  5. Step 5: Solve for x
    x = 1,634,203,032.04/54,913.47
  6. Step 6: Final answer
    x = 29,759.60

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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.