Home / 47,160.18-65,081.07-28,297.32

Finding the Fourth Proportional to 47,160.18, 65,081.07 and 28,297.32

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Solution

The fourth proportional to 47,160.18, 65,081.07 and 28,297.32 is: 39,050.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,160.18 : 65,081.07 = 28,297.32 : x
  2. Step 2: Convert to fraction form
    47,160.18/65,081.07 = 28,297.32/x
  3. Step 3: Cross multiply
    47,160.18x = 65,081.07 × 28,297.32
  4. Step 4: Simplify right side
    47,160.18x = 1,841,619,863.73
  5. Step 5: Solve for x
    x = 1,841,619,863.73/47,160.18
  6. Step 6: Final answer
    x = 39,050.31

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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.