Home / 25,135.65-37,700.01-13,911.75

Finding the Fourth Proportional to 25,135.65, 37,700.01 and 13,911.75

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Solution

The fourth proportional to 25,135.65, 37,700.01 and 13,911.75 is: 20,865.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135.65 : 37,700.01 = 13,911.75 : x
  2. Step 2: Convert to fraction form
    25,135.65/37,700.01 = 13,911.75/x
  3. Step 3: Cross multiply
    25,135.65x = 37,700.01 × 13,911.75
  4. Step 4: Simplify right side
    25,135.65x = 524,473,114.12
  5. Step 5: Solve for x
    x = 524,473,114.12/25,135.65
  6. Step 6: Final answer
    x = 20,865.71

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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.