Home / 53,998.36-80,942.10-25,877.32

Finding the Fourth Proportional to 53,998.36, 80,942.10 and 25,877.32

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Solution

The fourth proportional to 53,998.36, 80,942.10 and 25,877.32 is: 38,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,998.36 : 80,942.10 = 25,877.32 : x
  2. Step 2: Convert to fraction form
    53,998.36/80,942.10 = 25,877.32/x
  3. Step 3: Cross multiply
    53,998.36x = 80,942.10 × 25,877.32
  4. Step 4: Simplify right side
    53,998.36x = 2,094,564,623.17
  5. Step 5: Solve for x
    x = 2,094,564,623.17/53,998.36
  6. Step 6: Final answer
    x = 38,789.41

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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.