Home / 36,931.56-50,965.83-21,017.22

Finding the Fourth Proportional to 36,931.56, 50,965.83 and 21,017.22

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Solution

The fourth proportional to 36,931.56, 50,965.83 and 21,017.22 is: 29,003.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,931.56 : 50,965.83 = 21,017.22 : x
  2. Step 2: Convert to fraction form
    36,931.56/50,965.83 = 21,017.22/x
  3. Step 3: Cross multiply
    36,931.56x = 50,965.83 × 21,017.22
  4. Step 4: Simplify right side
    36,931.56x = 1,071,160,061.59
  5. Step 5: Solve for x
    x = 1,071,160,061.59/36,931.56
  6. Step 6: Final answer
    x = 29,003.92

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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.