Home / 31,445.58-43,395.03-17,299.02

Finding the Fourth Proportional to 31,445.58, 43,395.03 and 17,299.02

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Solution

The fourth proportional to 31,445.58, 43,395.03 and 17,299.02 is: 23,872.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,445.58 : 43,395.03 = 17,299.02 : x
  2. Step 2: Convert to fraction form
    31,445.58/43,395.03 = 17,299.02/x
  3. Step 3: Cross multiply
    31,445.58x = 43,395.03 × 17,299.02
  4. Step 4: Simplify right side
    31,445.58x = 750,691,491.87
  5. Step 5: Solve for x
    x = 750,691,491.87/31,445.58
  6. Step 6: Final answer
    x = 23,872.72

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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.