Home / 43,143.30-64,744.47-15,063.33

Finding the Fourth Proportional to 43,143.30, 64,744.47 and 15,063.33

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Solution

The fourth proportional to 43,143.30, 64,744.47 and 15,063.33 is: 22,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,143.30 : 64,744.47 = 15,063.33 : x
  2. Step 2: Convert to fraction form
    43,143.30/64,744.47 = 15,063.33/x
  3. Step 3: Cross multiply
    43,143.30x = 64,744.47 × 15,063.33
  4. Step 4: Simplify right side
    43,143.30x = 975,267,317.29
  5. Step 5: Solve for x
    x = 975,267,317.29/43,143.30
  6. Step 6: Final answer
    x = 22,605.30

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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.