Home / 31,299.37-43,193.70-17,152.12

Finding the Fourth Proportional to 31,299.37, 43,193.70 and 17,152.12

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Solution

The fourth proportional to 31,299.37, 43,193.70 and 17,152.12 is: 23,670.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,299.37 : 43,193.70 = 17,152.12 : x
  2. Step 2: Convert to fraction form
    31,299.37/43,193.70 = 17,152.12/x
  3. Step 3: Cross multiply
    31,299.37x = 43,193.70 × 17,152.12
  4. Step 4: Simplify right side
    31,299.37x = 740,863,525.64
  5. Step 5: Solve for x
    x = 740,863,525.64/31,299.37
  6. Step 6: Final answer
    x = 23,670.24

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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.