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Finding the Fourth Proportional to 39,708.94, 54,798.34 and 22,941.94

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Solution

The fourth proportional to 39,708.94, 54,798.34 and 22,941.94 is: 31,659.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,708.94 : 54,798.34 = 22,941.94 : x
  2. Step 2: Convert to fraction form
    39,708.94/54,798.34 = 22,941.94/x
  3. Step 3: Cross multiply
    39,708.94x = 54,798.34 × 22,941.94
  4. Step 4: Simplify right side
    39,708.94x = 1,257,180,113.67
  5. Step 5: Solve for x
    x = 1,257,180,113.67/39,708.94
  6. Step 6: Final answer
    x = 31,659.88

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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.