Home / 31,272.24-46,913.22-10,500.60

Finding the Fourth Proportional to 31,272.24, 46,913.22 and 10,500.60

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Solution

The fourth proportional to 31,272.24, 46,913.22 and 10,500.60 is: 15,752.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,272.24 : 46,913.22 = 10,500.60 : x
  2. Step 2: Convert to fraction form
    31,272.24/46,913.22 = 10,500.60/x
  3. Step 3: Cross multiply
    31,272.24x = 46,913.22 × 10,500.60
  4. Step 4: Simplify right side
    31,272.24x = 492,616,670.86
  5. Step 5: Solve for x
    x = 492,616,670.86/31,272.24
  6. Step 6: Final answer
    x = 15,752.53

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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.