Home / 34,649.60-47,818.24-19,745.28

Finding the Fourth Proportional to 34,649.60, 47,818.24 and 19,745.28

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Solution

The fourth proportional to 34,649.60, 47,818.24 and 19,745.28 is: 27,249.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,649.60 : 47,818.24 = 19,745.28 : x
  2. Step 2: Convert to fraction form
    34,649.60/47,818.24 = 19,745.28/x
  3. Step 3: Cross multiply
    34,649.60x = 47,818.24 × 19,745.28
  4. Step 4: Simplify right side
    34,649.60x = 944,184,537.91
  5. Step 5: Solve for x
    x = 944,184,537.91/34,649.60
  6. Step 6: Final answer
    x = 27,249.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.