Home / 31,738.72-47,681.04-22,400.24

Finding the Fourth Proportional to 31,738.72, 47,681.04 and 22,400.24

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Solution

The fourth proportional to 31,738.72, 47,681.04 and 22,400.24 is: 33,651.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,738.72 : 47,681.04 = 22,400.24 : x
  2. Step 2: Convert to fraction form
    31,738.72/47,681.04 = 22,400.24/x
  3. Step 3: Cross multiply
    31,738.72x = 47,681.04 × 22,400.24
  4. Step 4: Simplify right side
    31,738.72x = 1,068,066,739.45
  5. Step 5: Solve for x
    x = 1,068,066,739.45/31,738.72
  6. Step 6: Final answer
    x = 33,651.85

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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.