Home / 42,764.13-64,148.83-16,468.89

Finding the Fourth Proportional to 42,764.13, 64,148.83 and 16,468.89

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Solution

The fourth proportional to 42,764.13, 64,148.83 and 16,468.89 is: 24,704.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,764.13 : 64,148.83 = 16,468.89 : x
  2. Step 2: Convert to fraction form
    42,764.13/64,148.83 = 16,468.89/x
  3. Step 3: Cross multiply
    42,764.13x = 64,148.83 × 16,468.89
  4. Step 4: Simplify right side
    42,764.13x = 1,056,459,942.55
  5. Step 5: Solve for x
    x = 1,056,459,942.55/42,764.13
  6. Step 6: Final answer
    x = 24,704.35

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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.