Home / 47,444.32-65,480.80-28,325.12

Finding the Fourth Proportional to 47,444.32, 65,480.80 and 28,325.12

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Solution

The fourth proportional to 47,444.32, 65,480.80 and 28,325.12 is: 39,093.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,444.32 : 65,480.80 = 28,325.12 : x
  2. Step 2: Convert to fraction form
    47,444.32/65,480.80 = 28,325.12/x
  3. Step 3: Cross multiply
    47,444.32x = 65,480.80 × 28,325.12
  4. Step 4: Simplify right side
    47,444.32x = 1,854,751,517.70
  5. Step 5: Solve for x
    x = 1,854,751,517.70/47,444.32
  6. Step 6: Final answer
    x = 39,093.23

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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.