Home / 36,737.28-50,693.28-20,818.32

Finding the Fourth Proportional to 36,737.28, 50,693.28 and 20,818.32

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Solution

The fourth proportional to 36,737.28, 50,693.28 and 20,818.32 is: 28,726.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,737.28 : 50,693.28 = 20,818.32 : x
  2. Step 2: Convert to fraction form
    36,737.28/50,693.28 = 20,818.32/x
  3. Step 3: Cross multiply
    36,737.28x = 50,693.28 × 20,818.32
  4. Step 4: Simplify right side
    36,737.28x = 1,055,348,924.89
  5. Step 5: Solve for x
    x = 1,055,348,924.89/36,737.28
  6. Step 6: Final answer
    x = 28,726.92

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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.