Home / 36,690.90-50,643-34,197.72

Finding the Fourth Proportional to 36,690.90, 50,643 and 34,197.72

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Solution

The fourth proportional to 36,690.90, 50,643 and 34,197.72 is: 47,201.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,690.90 : 50,643 = 34,197.72 : x
  2. Step 2: Convert to fraction form
    36,690.90/50,643 = 34,197.72/x
  3. Step 3: Cross multiply
    36,690.90x = 50,643 × 34,197.72
  4. Step 4: Simplify right side
    36,690.90x = 1,731,875,133.96
  5. Step 5: Solve for x
    x = 1,731,875,133.96/36,690.90
  6. Step 6: Final answer
    x = 47,201.76

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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.