Home / 53,557.38-80,280.34-17,992.30

Finding the Fourth Proportional to 53,557.38, 80,280.34 and 17,992.30

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Solution

The fourth proportional to 53,557.38, 80,280.34 and 17,992.30 is: 26,969.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,557.38 : 80,280.34 = 17,992.30 : x
  2. Step 2: Convert to fraction form
    53,557.38/80,280.34 = 17,992.30/x
  3. Step 3: Cross multiply
    53,557.38x = 80,280.34 × 17,992.30
  4. Step 4: Simplify right side
    53,557.38x = 1,444,427,961.38
  5. Step 5: Solve for x
    x = 1,444,427,961.38/53,557.38
  6. Step 6: Final answer
    x = 26,969.73

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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.