Home / 31,955.45-44,096.67-18,340.61

Finding the Fourth Proportional to 31,955.45, 44,096.67 and 18,340.61

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Solution

The fourth proportional to 31,955.45, 44,096.67 and 18,340.61 is: 25,308.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,955.45 : 44,096.67 = 18,340.61 : x
  2. Step 2: Convert to fraction form
    31,955.45/44,096.67 = 18,340.61/x
  3. Step 3: Cross multiply
    31,955.45x = 44,096.67 × 18,340.61
  4. Step 4: Simplify right side
    31,955.45x = 808,759,606.29
  5. Step 5: Solve for x
    x = 808,759,606.29/31,955.45
  6. Step 6: Final answer
    x = 25,308.98

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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.