Home / 37,434.45-51,658.74-20,438.04

Finding the Fourth Proportional to 37,434.45, 51,658.74 and 20,438.04

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Solution

The fourth proportional to 37,434.45, 51,658.74 and 20,438.04 is: 28,204.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,434.45 : 51,658.74 = 20,438.04 : x
  2. Step 2: Convert to fraction form
    37,434.45/51,658.74 = 20,438.04/x
  3. Step 3: Cross multiply
    37,434.45x = 51,658.74 × 20,438.04
  4. Step 4: Simplify right side
    37,434.45x = 1,055,803,394.47
  5. Step 5: Solve for x
    x = 1,055,803,394.47/37,434.45
  6. Step 6: Final answer
    x = 28,204.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.