Home / 31,605.84-43,616.21-17,265.87

Finding the Fourth Proportional to 31,605.84, 43,616.21 and 17,265.87

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Solution

The fourth proportional to 31,605.84, 43,616.21 and 17,265.87 is: 23,826.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,605.84 : 43,616.21 = 17,265.87 : x
  2. Step 2: Convert to fraction form
    31,605.84/43,616.21 = 17,265.87/x
  3. Step 3: Cross multiply
    31,605.84x = 43,616.21 × 17,265.87
  4. Step 4: Simplify right side
    31,605.84x = 753,071,725.42
  5. Step 5: Solve for x
    x = 753,071,725.42/31,605.84
  6. Step 6: Final answer
    x = 23,826.98

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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.