Home / 35,807.76-53,744.46-19,186.56

Finding the Fourth Proportional to 35,807.76, 53,744.46 and 19,186.56

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Solution

The fourth proportional to 35,807.76, 53,744.46 and 19,186.56 is: 28,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,807.76 : 53,744.46 = 19,186.56 : x
  2. Step 2: Convert to fraction form
    35,807.76/53,744.46 = 19,186.56/x
  3. Step 3: Cross multiply
    35,807.76x = 53,744.46 × 19,186.56
  4. Step 4: Simplify right side
    35,807.76x = 1,031,171,306.46
  5. Step 5: Solve for x
    x = 1,031,171,306.46/35,807.76
  6. Step 6: Final answer
    x = 28,797.43

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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.