Home / 47,296.80-65,277.36-28,444.32

Finding the Fourth Proportional to 47,296.80, 65,277.36 and 28,444.32

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Solution

The fourth proportional to 47,296.80, 65,277.36 and 28,444.32 is: 39,257.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,296.80 : 65,277.36 = 28,444.32 : x
  2. Step 2: Convert to fraction form
    47,296.80/65,277.36 = 28,444.32/x
  3. Step 3: Cross multiply
    47,296.80x = 65,277.36 × 28,444.32
  4. Step 4: Simplify right side
    47,296.80x = 1,856,770,116.60
  5. Step 5: Solve for x
    x = 1,856,770,116.60/47,296.80
  6. Step 6: Final answer
    x = 39,257.84

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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.