Home / 19,560.86-29,340.47-9,027.38

Finding the Fourth Proportional to 19,560.86, 29,340.47 and 9,027.38

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Solution

The fourth proportional to 19,560.86, 29,340.47 and 9,027.38 is: 13,540.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.86 : 29,340.47 = 9,027.38 : x
  2. Step 2: Convert to fraction form
    19,560.86/29,340.47 = 9,027.38/x
  3. Step 3: Cross multiply
    19,560.86x = 29,340.47 × 9,027.38
  4. Step 4: Simplify right side
    19,560.86x = 264,867,402.80
  5. Step 5: Solve for x
    x = 264,867,402.80/19,560.86
  6. Step 6: Final answer
    x = 13,540.69

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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.