Home / 44,320.58-66,480.36-12,731.42

Finding the Fourth Proportional to 44,320.58, 66,480.36 and 12,731.42

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Solution

The fourth proportional to 44,320.58, 66,480.36 and 12,731.42 is: 19,096.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,320.58 : 66,480.36 = 12,731.42 : x
  2. Step 2: Convert to fraction form
    44,320.58/66,480.36 = 12,731.42/x
  3. Step 3: Cross multiply
    44,320.58x = 66,480.36 × 12,731.42
  4. Step 4: Simplify right side
    44,320.58x = 846,389,053.83
  5. Step 5: Solve for x
    x = 846,389,053.83/44,320.58
  6. Step 6: Final answer
    x = 19,096.98

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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.