Home / 31,935.90-47,845.47-23,149.02

Finding the Fourth Proportional to 31,935.90, 47,845.47 and 23,149.02

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Solution

The fourth proportional to 31,935.90, 47,845.47 and 23,149.02 is: 34,681.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935.90 : 47,845.47 = 23,149.02 : x
  2. Step 2: Convert to fraction form
    31,935.90/47,845.47 = 23,149.02/x
  3. Step 3: Cross multiply
    31,935.90x = 47,845.47 × 23,149.02
  4. Step 4: Simplify right side
    31,935.90x = 1,107,575,741.94
  5. Step 5: Solve for x
    x = 1,107,575,741.94/31,935.90
  6. Step 6: Final answer
    x = 34,681.21

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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.