Home / 29,931.25-44,897.10-13,286.81

Finding the Fourth Proportional to 29,931.25, 44,897.10 and 13,286.81

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Solution

The fourth proportional to 29,931.25, 44,897.10 and 13,286.81 is: 19,930.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,931.25 : 44,897.10 = 13,286.81 : x
  2. Step 2: Convert to fraction form
    29,931.25/44,897.10 = 13,286.81/x
  3. Step 3: Cross multiply
    29,931.25x = 44,897.10 × 13,286.81
  4. Step 4: Simplify right side
    29,931.25x = 596,539,237.25
  5. Step 5: Solve for x
    x = 596,539,237.25/29,931.25
  6. Step 6: Final answer
    x = 19,930.31

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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.