Home / 47,343.68-71,017.32-15,756.56

Finding the Fourth Proportional to 47,343.68, 71,017.32 and 15,756.56

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Solution

The fourth proportional to 47,343.68, 71,017.32 and 15,756.56 is: 23,635.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,343.68 : 71,017.32 = 15,756.56 : x
  2. Step 2: Convert to fraction form
    47,343.68/71,017.32 = 15,756.56/x
  3. Step 3: Cross multiply
    47,343.68x = 71,017.32 × 15,756.56
  4. Step 4: Simplify right side
    47,343.68x = 1,118,988,663.62
  5. Step 5: Solve for x
    x = 1,118,988,663.62/47,343.68
  6. Step 6: Final answer
    x = 23,635.44

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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.