Home / 36,870.66-50,881.56-20,103.66

Finding the Fourth Proportional to 36,870.66, 50,881.56 and 20,103.66

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Solution

The fourth proportional to 36,870.66, 50,881.56 and 20,103.66 is: 27,743.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,870.66 : 50,881.56 = 20,103.66 : x
  2. Step 2: Convert to fraction form
    36,870.66/50,881.56 = 20,103.66/x
  3. Step 3: Cross multiply
    36,870.66x = 50,881.56 × 20,103.66
  4. Step 4: Simplify right side
    36,870.66x = 1,022,905,582.51
  5. Step 5: Solve for x
    x = 1,022,905,582.51/36,870.66
  6. Step 6: Final answer
    x = 27,743.08

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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.