Home / 31,535.52-47,249.76-19,029.27

Finding the Fourth Proportional to 31,535.52, 47,249.76 and 19,029.27

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Solution

The fourth proportional to 31,535.52, 47,249.76 and 19,029.27 is: 28,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,535.52 : 47,249.76 = 19,029.27 : x
  2. Step 2: Convert to fraction form
    31,535.52/47,249.76 = 19,029.27/x
  3. Step 3: Cross multiply
    31,535.52x = 47,249.76 × 19,029.27
  4. Step 4: Simplify right side
    31,535.52x = 899,128,227.20
  5. Step 5: Solve for x
    x = 899,128,227.20/31,535.52
  6. Step 6: Final answer
    x = 28,511.60

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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.