Home / 50,726.06-76,047.84-21,165.92

Finding the Fourth Proportional to 50,726.06, 76,047.84 and 21,165.92

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Solution

The fourth proportional to 50,726.06, 76,047.84 and 21,165.92 is: 31,731.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,726.06 : 76,047.84 = 21,165.92 : x
  2. Step 2: Convert to fraction form
    50,726.06/76,047.84 = 21,165.92/x
  3. Step 3: Cross multiply
    50,726.06x = 76,047.84 × 21,165.92
  4. Step 4: Simplify right side
    50,726.06x = 1,609,622,497.61
  5. Step 5: Solve for x
    x = 1,609,622,497.61/50,726.06
  6. Step 6: Final answer
    x = 31,731.67

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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.