Home / 37,308.32-51,483.96-21,381.68

Finding the Fourth Proportional to 37,308.32, 51,483.96 and 21,381.68

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Solution

The fourth proportional to 37,308.32, 51,483.96 and 21,381.68 is: 29,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,308.32 : 51,483.96 = 21,381.68 : x
  2. Step 2: Convert to fraction form
    37,308.32/51,483.96 = 21,381.68/x
  3. Step 3: Cross multiply
    37,308.32x = 51,483.96 × 21,381.68
  4. Step 4: Simplify right side
    37,308.32x = 1,100,813,557.85
  5. Step 5: Solve for x
    x = 1,100,813,557.85/37,308.32
  6. Step 6: Final answer
    x = 29,505.85

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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.