Home / 31,722.12-43,776.45-17,574.96

Finding the Fourth Proportional to 31,722.12, 43,776.45 and 17,574.96

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Solution

The fourth proportional to 31,722.12, 43,776.45 and 17,574.96 is: 24,253.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,722.12 : 43,776.45 = 17,574.96 : x
  2. Step 2: Convert to fraction form
    31,722.12/43,776.45 = 17,574.96/x
  3. Step 3: Cross multiply
    31,722.12x = 43,776.45 × 17,574.96
  4. Step 4: Simplify right side
    31,722.12x = 769,369,357.69
  5. Step 5: Solve for x
    x = 769,369,357.69/31,722.12
  6. Step 6: Final answer
    x = 24,253.40

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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.