Home / 37,449.30-51,675.37-21,318.69

Finding the Fourth Proportional to 37,449.30, 51,675.37 and 21,318.69

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Solution

The fourth proportional to 37,449.30, 51,675.37 and 21,318.69 is: 29,417.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,449.30 : 51,675.37 = 21,318.69 : x
  2. Step 2: Convert to fraction form
    37,449.30/51,675.37 = 21,318.69/x
  3. Step 3: Cross multiply
    37,449.30x = 51,675.37 × 21,318.69
  4. Step 4: Simplify right side
    37,449.30x = 1,101,651,334.15
  5. Step 5: Solve for x
    x = 1,101,651,334.15/37,449.30
  6. Step 6: Final answer
    x = 29,417.14

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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.