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Finding the Fourth Proportional to 39,797.01, 54,927.69 and 22,812.63

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Solution

The fourth proportional to 39,797.01, 54,927.69 and 22,812.63 is: 31,485.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,797.01 : 54,927.69 = 22,812.63 : x
  2. Step 2: Convert to fraction form
    39,797.01/54,927.69 = 22,812.63/x
  3. Step 3: Cross multiply
    39,797.01x = 54,927.69 × 22,812.63
  4. Step 4: Simplify right side
    39,797.01x = 1,253,045,068.72
  5. Step 5: Solve for x
    x = 1,253,045,068.72/39,797.01
  6. Step 6: Final answer
    x = 31,485.91

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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.