Home / 31,494.50-43,462.40-17,347.35

Finding the Fourth Proportional to 31,494.50, 43,462.40 and 17,347.35

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Solution

The fourth proportional to 31,494.50, 43,462.40 and 17,347.35 is: 23,939.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,494.50 : 43,462.40 = 17,347.35 : x
  2. Step 2: Convert to fraction form
    31,494.50/43,462.40 = 17,347.35/x
  3. Step 3: Cross multiply
    31,494.50x = 43,462.40 × 17,347.35
  4. Step 4: Simplify right side
    31,494.50x = 753,957,366.71
  5. Step 5: Solve for x
    x = 753,957,366.71/31,494.50
  6. Step 6: Final answer
    x = 23,939.33

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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.