Home / 38,648.46-58,235.96-31,782.27

Finding the Fourth Proportional to 38,648.46, 58,235.96 and 31,782.27

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Solution

The fourth proportional to 38,648.46, 58,235.96 and 31,782.27 is: 47,889.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,648.46 : 58,235.96 = 31,782.27 : x
  2. Step 2: Convert to fraction form
    38,648.46/58,235.96 = 31,782.27/x
  3. Step 3: Cross multiply
    38,648.46x = 58,235.96 × 31,782.27
  4. Step 4: Simplify right side
    38,648.46x = 1,850,870,845.52
  5. Step 5: Solve for x
    x = 1,850,870,845.52/38,648.46
  6. Step 6: Final answer
    x = 47,889.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.