Home / 47,992.79-66,218.77-29,126.27

Finding the Fourth Proportional to 47,992.79, 66,218.77 and 29,126.27

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Solution

The fourth proportional to 47,992.79, 66,218.77 and 29,126.27 is: 40,187.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,992.79 : 66,218.77 = 29,126.27 : x
  2. Step 2: Convert to fraction form
    47,992.79/66,218.77 = 29,126.27/x
  3. Step 3: Cross multiply
    47,992.79x = 66,218.77 × 29,126.27
  4. Step 4: Simplify right side
    47,992.79x = 1,928,705,774.09
  5. Step 5: Solve for x
    x = 1,928,705,774.09/47,992.79
  6. Step 6: Final answer
    x = 40,187.41

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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.