Home / 36,820.22-50,812.11-20,904.93

Finding the Fourth Proportional to 36,820.22, 50,812.11 and 20,904.93

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Solution

The fourth proportional to 36,820.22, 50,812.11 and 20,904.93 is: 28,848.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,820.22 : 50,812.11 = 20,904.93 : x
  2. Step 2: Convert to fraction form
    36,820.22/50,812.11 = 20,904.93/x
  3. Step 3: Cross multiply
    36,820.22x = 50,812.11 × 20,904.93
  4. Step 4: Simplify right side
    36,820.22x = 1,062,223,602.70
  5. Step 5: Solve for x
    x = 1,062,223,602.70/36,820.22
  6. Step 6: Final answer
    x = 28,848.92

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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.