Home / 31,763.24-47,635.08-21,965.48

Finding the Fourth Proportional to 31,763.24, 47,635.08 and 21,965.48

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Solution

The fourth proportional to 31,763.24, 47,635.08 and 21,965.48 is: 32,941.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,763.24 : 47,635.08 = 21,965.48 : x
  2. Step 2: Convert to fraction form
    31,763.24/47,635.08 = 21,965.48/x
  3. Step 3: Cross multiply
    31,763.24x = 47,635.08 × 21,965.48
  4. Step 4: Simplify right side
    31,763.24x = 1,046,327,158.86
  5. Step 5: Solve for x
    x = 1,046,327,158.86/31,763.24
  6. Step 6: Final answer
    x = 32,941.45

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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.