Home / 31,493.05-43,461.45-17,153.44

Finding the Fourth Proportional to 31,493.05, 43,461.45 and 17,153.44

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Solution

The fourth proportional to 31,493.05, 43,461.45 and 17,153.44 is: 23,672.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,493.05 : 43,461.45 = 17,153.44 : x
  2. Step 2: Convert to fraction form
    31,493.05/43,461.45 = 17,153.44/x
  3. Step 3: Cross multiply
    31,493.05x = 43,461.45 × 17,153.44
  4. Step 4: Simplify right side
    31,493.05x = 745,513,374.89
  5. Step 5: Solve for x
    x = 745,513,374.89/31,493.05
  6. Step 6: Final answer
    x = 23,672.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.