Home / 31,535.77-47,250.13-19,029.52

Finding the Fourth Proportional to 31,535.77, 47,250.13 and 19,029.52

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Solution

The fourth proportional to 31,535.77, 47,250.13 and 19,029.52 is: 28,511.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,535.77 : 47,250.13 = 19,029.52 : x
  2. Step 2: Convert to fraction form
    31,535.77/47,250.13 = 19,029.52/x
  3. Step 3: Cross multiply
    31,535.77x = 47,250.13 × 19,029.52
  4. Step 4: Simplify right side
    31,535.77x = 899,147,293.84
  5. Step 5: Solve for x
    x = 899,147,293.84/31,535.77
  6. Step 6: Final answer
    x = 28,511.98

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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.