Home / 47,228.40-65,182.32-35,879.28

Finding the Fourth Proportional to 47,228.40, 65,182.32 and 35,879.28

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Solution

The fourth proportional to 47,228.40, 65,182.32 and 35,879.28 is: 49,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,228.40 : 65,182.32 = 35,879.28 : x
  2. Step 2: Convert to fraction form
    47,228.40/65,182.32 = 35,879.28/x
  3. Step 3: Cross multiply
    47,228.40x = 65,182.32 × 35,879.28
  4. Step 4: Simplify right side
    47,228.40x = 2,338,694,710.33
  5. Step 5: Solve for x
    x = 2,338,694,710.33/47,228.40
  6. Step 6: Final answer
    x = 49,518.82

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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.