Home / 36,764.70-55,058.23-20,921.73

Finding the Fourth Proportional to 36,764.70, 55,058.23 and 20,921.73

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Solution

The fourth proportional to 36,764.70, 55,058.23 and 20,921.73 is: 31,332.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,764.70 : 55,058.23 = 20,921.73 : x
  2. Step 2: Convert to fraction form
    36,764.70/55,058.23 = 20,921.73/x
  3. Step 3: Cross multiply
    36,764.70x = 55,058.23 × 20,921.73
  4. Step 4: Simplify right side
    36,764.70x = 1,151,913,422.34
  5. Step 5: Solve for x
    x = 1,151,913,422.34/36,764.70
  6. Step 6: Final answer
    x = 31,332.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.