Home / 25,242.44-37,870.47-7,711.79

Finding the Fourth Proportional to 25,242.44, 37,870.47 and 7,711.79

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Solution

The fourth proportional to 25,242.44, 37,870.47 and 7,711.79 is: 11,569.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,242.44 : 37,870.47 = 7,711.79 : x
  2. Step 2: Convert to fraction form
    25,242.44/37,870.47 = 7,711.79/x
  3. Step 3: Cross multiply
    25,242.44x = 37,870.47 × 7,711.79
  4. Step 4: Simplify right side
    25,242.44x = 292,048,922.49
  5. Step 5: Solve for x
    x = 292,048,922.49/25,242.44
  6. Step 6: Final answer
    x = 11,569.76

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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.