Home / 63,028.79-86,979.75-34,348.46

Finding the Fourth Proportional to 63,028.79, 86,979.75 and 34,348.46

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Solution

The fourth proportional to 63,028.79, 86,979.75 and 34,348.46 is: 47,400.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,028.79 : 86,979.75 = 34,348.46 : x
  2. Step 2: Convert to fraction form
    63,028.79/86,979.75 = 34,348.46/x
  3. Step 3: Cross multiply
    63,028.79x = 86,979.75 × 34,348.46
  4. Step 4: Simplify right side
    63,028.79x = 2,987,620,463.69
  5. Step 5: Solve for x
    x = 2,987,620,463.69/63,028.79
  6. Step 6: Final answer
    x = 47,400.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.