Home / 25,115.80-37,710.90-14,044.60

Finding the Fourth Proportional to 25,115.80, 37,710.90 and 14,044.60

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Solution

The fourth proportional to 25,115.80, 37,710.90 and 14,044.60 is: 21,087.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,115.80 : 37,710.90 = 14,044.60 : x
  2. Step 2: Convert to fraction form
    25,115.80/37,710.90 = 14,044.60/x
  3. Step 3: Cross multiply
    25,115.80x = 37,710.90 × 14,044.60
  4. Step 4: Simplify right side
    25,115.80x = 529,634,506.14
  5. Step 5: Solve for x
    x = 529,634,506.14/25,115.80
  6. Step 6: Final answer
    x = 21,087.70

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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.