Home / 37,557.96-51,828.30-21,644.70

Finding the Fourth Proportional to 37,557.96, 51,828.30 and 21,644.70

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Solution

The fourth proportional to 37,557.96, 51,828.30 and 21,644.70 is: 29,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,557.96 : 51,828.30 = 21,644.70 : x
  2. Step 2: Convert to fraction form
    37,557.96/51,828.30 = 21,644.70/x
  3. Step 3: Cross multiply
    37,557.96x = 51,828.30 × 21,644.70
  4. Step 4: Simplify right side
    37,557.96x = 1,121,808,005.01
  5. Step 5: Solve for x
    x = 1,121,808,005.01/37,557.96
  6. Step 6: Final answer
    x = 29,868.72

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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.