Home / 31,730.53-47,562.30-10,650.58

Finding the Fourth Proportional to 31,730.53, 47,562.30 and 10,650.58

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Solution

The fourth proportional to 31,730.53, 47,562.30 and 10,650.58 is: 15,964.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,730.53 : 47,562.30 = 10,650.58 : x
  2. Step 2: Convert to fraction form
    31,730.53/47,562.30 = 10,650.58/x
  3. Step 3: Cross multiply
    31,730.53x = 47,562.30 × 10,650.58
  4. Step 4: Simplify right side
    31,730.53x = 506,566,081.13
  5. Step 5: Solve for x
    x = 506,566,081.13/31,730.53
  6. Step 6: Final answer
    x = 15,964.63

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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.