Home / 38,587.34-53,250.73-21,591.62

Finding the Fourth Proportional to 38,587.34, 53,250.73 and 21,591.62

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Solution

The fourth proportional to 38,587.34, 53,250.73 and 21,591.62 is: 29,796.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,587.34 : 53,250.73 = 21,591.62 : x
  2. Step 2: Convert to fraction form
    38,587.34/53,250.73 = 21,591.62/x
  3. Step 3: Cross multiply
    38,587.34x = 53,250.73 × 21,591.62
  4. Step 4: Simplify right side
    38,587.34x = 1,149,769,152.67
  5. Step 5: Solve for x
    x = 1,149,769,152.67/38,587.34
  6. Step 6: Final answer
    x = 29,796.54

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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.