Home / 43,046.66-64,569.90-13,464.48

Finding the Fourth Proportional to 43,046.66, 64,569.90 and 13,464.48

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Solution

The fourth proportional to 43,046.66, 64,569.90 and 13,464.48 is: 20,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,046.66 : 64,569.90 = 13,464.48 : x
  2. Step 2: Convert to fraction form
    43,046.66/64,569.90 = 13,464.48/x
  3. Step 3: Cross multiply
    43,046.66x = 64,569.90 × 13,464.48
  4. Step 4: Simplify right side
    43,046.66x = 869,400,127.15
  5. Step 5: Solve for x
    x = 869,400,127.15/43,046.66
  6. Step 6: Final answer
    x = 20,196.69

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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.