Home / 55,097.88-76,035.18-29,947.32

Finding the Fourth Proportional to 55,097.88, 76,035.18 and 29,947.32

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Solution

The fourth proportional to 55,097.88, 76,035.18 and 29,947.32 is: 41,327.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,097.88 : 76,035.18 = 29,947.32 : x
  2. Step 2: Convert to fraction form
    55,097.88/76,035.18 = 29,947.32/x
  3. Step 3: Cross multiply
    55,097.88x = 76,035.18 × 29,947.32
  4. Step 4: Simplify right side
    55,097.88x = 2,277,049,866.72
  5. Step 5: Solve for x
    x = 2,277,049,866.72/55,097.88
  6. Step 6: Final answer
    x = 41,327.36

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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.