Home / 47,275.48-65,200.44-28,408.96

Finding the Fourth Proportional to 47,275.48, 65,200.44 and 28,408.96

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Solution

The fourth proportional to 47,275.48, 65,200.44 and 28,408.96 is: 39,180.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,275.48 : 65,200.44 = 28,408.96 : x
  2. Step 2: Convert to fraction form
    47,275.48/65,200.44 = 28,408.96/x
  3. Step 3: Cross multiply
    47,275.48x = 65,200.44 × 28,408.96
  4. Step 4: Simplify right side
    47,275.48x = 1,852,276,691.94
  5. Step 5: Solve for x
    x = 1,852,276,691.94/47,275.48
  6. Step 6: Final answer
    x = 39,180.49

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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.