Home / 36,875.60-50,888.22-20,108.60

Finding the Fourth Proportional to 36,875.60, 50,888.22 and 20,108.60

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Solution

The fourth proportional to 36,875.60, 50,888.22 and 20,108.60 is: 27,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,875.60 : 50,888.22 = 20,108.60 : x
  2. Step 2: Convert to fraction form
    36,875.60/50,888.22 = 20,108.60/x
  3. Step 3: Cross multiply
    36,875.60x = 50,888.22 × 20,108.60
  4. Step 4: Simplify right side
    36,875.60x = 1,023,290,606.25
  5. Step 5: Solve for x
    x = 1,023,290,606.25/36,875.60
  6. Step 6: Final answer
    x = 27,749.81

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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.