Home / 47,276.76-65,230.14-30,042.84

Finding the Fourth Proportional to 47,276.76, 65,230.14 and 30,042.84

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Solution

The fourth proportional to 47,276.76, 65,230.14 and 30,042.84 is: 41,451.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,276.76 : 65,230.14 = 30,042.84 : x
  2. Step 2: Convert to fraction form
    47,276.76/65,230.14 = 30,042.84/x
  3. Step 3: Cross multiply
    47,276.76x = 65,230.14 × 30,042.84
  4. Step 4: Simplify right side
    47,276.76x = 1,959,698,659.20
  5. Step 5: Solve for x
    x = 1,959,698,659.20/47,276.76
  6. Step 6: Final answer
    x = 41,451.63

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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.