Home / 22,850.21-31,536.86-13,900.52

Finding the Fourth Proportional to 22,850.21, 31,536.86 and 13,900.52

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Solution

The fourth proportional to 22,850.21, 31,536.86 and 13,900.52 is: 19,184.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,850.21 : 31,536.86 = 13,900.52 : x
  2. Step 2: Convert to fraction form
    22,850.21/31,536.86 = 13,900.52/x
  3. Step 3: Cross multiply
    22,850.21x = 31,536.86 × 13,900.52
  4. Step 4: Simplify right side
    22,850.21x = 438,378,753.17
  5. Step 5: Solve for x
    x = 438,378,753.17/22,850.21
  6. Step 6: Final answer
    x = 19,184.89

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1.5x scale

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.