Home / 42,845.76-64,258.26-16,533.72

Finding the Fourth Proportional to 42,845.76, 64,258.26 and 16,533.72

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Solution

The fourth proportional to 42,845.76, 64,258.26 and 16,533.72 is: 24,796.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,845.76 : 64,258.26 = 16,533.72 : x
  2. Step 2: Convert to fraction form
    42,845.76/64,258.26 = 16,533.72/x
  3. Step 3: Cross multiply
    42,845.76x = 64,258.26 × 16,533.72
  4. Step 4: Simplify right side
    42,845.76x = 1,062,428,078.53
  5. Step 5: Solve for x
    x = 1,062,428,078.53/42,845.76
  6. Step 6: Final answer
    x = 24,796.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.