Home / 40,614.31-55,992.63-28,498.33

Finding the Fourth Proportional to 40,614.31, 55,992.63 and 28,498.33

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Solution

The fourth proportional to 40,614.31, 55,992.63 and 28,498.33 is: 39,289.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,614.31 : 55,992.63 = 28,498.33 : x
  2. Step 2: Convert to fraction form
    40,614.31/55,992.63 = 28,498.33/x
  3. Step 3: Cross multiply
    40,614.31x = 55,992.63 × 28,498.33
  4. Step 4: Simplify right side
    40,614.31x = 1,595,696,447.31
  5. Step 5: Solve for x
    x = 1,595,696,447.31/40,614.31
  6. Step 6: Final answer
    x = 39,289.02

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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.