Home / 31,484.41-47,231.73-9,300.02

Finding the Fourth Proportional to 31,484.41, 47,231.73 and 9,300.02

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Solution

The fourth proportional to 31,484.41, 47,231.73 and 9,300.02 is: 13,951.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,484.41 : 47,231.73 = 9,300.02 : x
  2. Step 2: Convert to fraction form
    31,484.41/47,231.73 = 9,300.02/x
  3. Step 3: Cross multiply
    31,484.41x = 47,231.73 × 9,300.02
  4. Step 4: Simplify right side
    31,484.41x = 439,256,033.63
  5. Step 5: Solve for x
    x = 439,256,033.63/31,484.41
  6. Step 6: Final answer
    x = 13,951.54

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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.