Home / 43,267.48-64,904.87-13,684.66

Finding the Fourth Proportional to 43,267.48, 64,904.87 and 13,684.66

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Solution

The fourth proportional to 43,267.48, 64,904.87 and 13,684.66 is: 20,528.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,267.48 : 64,904.87 = 13,684.66 : x
  2. Step 2: Convert to fraction form
    43,267.48/64,904.87 = 13,684.66/x
  3. Step 3: Cross multiply
    43,267.48x = 64,904.87 × 13,684.66
  4. Step 4: Simplify right side
    43,267.48x = 888,201,078.29
  5. Step 5: Solve for x
    x = 888,201,078.29/43,267.48
  6. Step 6: Final answer
    x = 20,528.14

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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.