Home / 31,859.12-43,964.34-17,710.94

Finding the Fourth Proportional to 31,859.12, 43,964.34 and 17,710.94

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Solution

The fourth proportional to 31,859.12, 43,964.34 and 17,710.94 is: 24,440.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,859.12 : 43,964.34 = 17,710.94 : x
  2. Step 2: Convert to fraction form
    31,859.12/43,964.34 = 17,710.94/x
  3. Step 3: Cross multiply
    31,859.12x = 43,964.34 × 17,710.94
  4. Step 4: Simplify right side
    31,859.12x = 778,649,787.88
  5. Step 5: Solve for x
    x = 778,649,787.88/31,859.12
  6. Step 6: Final answer
    x = 24,440.40

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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.