Home / 31,899.02-47,834.70-9,707.24

Finding the Fourth Proportional to 31,899.02, 47,834.70 and 9,707.24

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Solution

The fourth proportional to 31,899.02, 47,834.70 and 9,707.24 is: 14,556.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,899.02 : 47,834.70 = 9,707.24 : x
  2. Step 2: Convert to fraction form
    31,899.02/47,834.70 = 9,707.24/x
  3. Step 3: Cross multiply
    31,899.02x = 47,834.70 × 9,707.24
  4. Step 4: Simplify right side
    31,899.02x = 464,342,913.23
  5. Step 5: Solve for x
    x = 464,342,913.23/31,899.02
  6. Step 6: Final answer
    x = 14,556.65

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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.