Home / 29,712.72-44,567.52-9,991.68

Finding the Fourth Proportional to 29,712.72, 44,567.52 and 9,991.68

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Solution

The fourth proportional to 29,712.72, 44,567.52 and 9,991.68 is: 14,987.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,712.72 : 44,567.52 = 9,991.68 : x
  2. Step 2: Convert to fraction form
    29,712.72/44,567.52 = 9,991.68/x
  3. Step 3: Cross multiply
    29,712.72x = 44,567.52 × 9,991.68
  4. Step 4: Simplify right side
    29,712.72x = 445,304,398.23
  5. Step 5: Solve for x
    x = 445,304,398.23/29,712.72
  6. Step 6: Final answer
    x = 14,987.00

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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.