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Finding the Fourth Proportional to 38,323.76, 57,845.63 and 38,323.76

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Solution

The fourth proportional to 38,323.76, 57,845.63 and 38,323.76 is: 57,845.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,323.76 : 57,845.63 = 38,323.76 : x
  2. Step 2: Convert to fraction form
    38,323.76/57,845.63 = 38,323.76/x
  3. Step 3: Cross multiply
    38,323.76x = 57,845.63 × 38,323.76
  4. Step 4: Simplify right side
    38,323.76x = 2,216,861,560.32
  5. Step 5: Solve for x
    x = 2,216,861,560.32/38,323.76
  6. Step 6: Final answer
    x = 57,845.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.