Home / 37,338.40-51,534.54-21,433.72

Finding the Fourth Proportional to 37,338.40, 51,534.54 and 21,433.72

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Solution

The fourth proportional to 37,338.40, 51,534.54 and 21,433.72 is: 29,582.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,338.40 : 51,534.54 = 21,433.72 : x
  2. Step 2: Convert to fraction form
    37,338.40/51,534.54 = 21,433.72/x
  3. Step 3: Cross multiply
    37,338.40x = 51,534.54 × 21,433.72
  4. Step 4: Simplify right side
    37,338.40x = 1,104,576,900.69
  5. Step 5: Solve for x
    x = 1,104,576,900.69/37,338.40
  6. Step 6: Final answer
    x = 29,582.87

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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.