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Finding the Fourth Proportional to 40,498.94, 60,768.90 and 27,323.63

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Solution

The fourth proportional to 40,498.94, 60,768.90 and 27,323.63 is: 40,999.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,498.94 : 60,768.90 = 27,323.63 : x
  2. Step 2: Convert to fraction form
    40,498.94/60,768.90 = 27,323.63/x
  3. Step 3: Cross multiply
    40,498.94x = 60,768.90 × 27,323.63
  4. Step 4: Simplify right side
    40,498.94x = 1,660,426,939.11
  5. Step 5: Solve for x
    x = 1,660,426,939.11/40,498.94
  6. Step 6: Final answer
    x = 40,999.27

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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.