Home / 43,287.23-64,934.54-15,204.84

Finding the Fourth Proportional to 43,287.23, 64,934.54 and 15,204.84

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Solution

The fourth proportional to 43,287.23, 64,934.54 and 15,204.84 is: 22,808.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,287.23 : 64,934.54 = 15,204.84 : x
  2. Step 2: Convert to fraction form
    43,287.23/64,934.54 = 15,204.84/x
  3. Step 3: Cross multiply
    43,287.23x = 64,934.54 × 15,204.84
  4. Step 4: Simplify right side
    43,287.23x = 987,319,291.17
  5. Step 5: Solve for x
    x = 987,319,291.17/43,287.23
  6. Step 6: Final answer
    x = 22,808.56

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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.