Home / 43,053.66-64,605.54-18,091.80

Finding the Fourth Proportional to 43,053.66, 64,605.54 and 18,091.80

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Solution

The fourth proportional to 43,053.66, 64,605.54 and 18,091.80 is: 27,148.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,053.66 : 64,605.54 = 18,091.80 : x
  2. Step 2: Convert to fraction form
    43,053.66/64,605.54 = 18,091.80/x
  3. Step 3: Cross multiply
    43,053.66x = 64,605.54 × 18,091.80
  4. Step 4: Simplify right side
    43,053.66x = 1,168,830,508.57
  5. Step 5: Solve for x
    x = 1,168,830,508.57/43,053.66
  6. Step 6: Final answer
    x = 27,148.23

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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.