Home / 31,396.98-43,327.62-17,056.68

Finding the Fourth Proportional to 31,396.98, 43,327.62 and 17,056.68

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Solution

The fourth proportional to 31,396.98, 43,327.62 and 17,056.68 is: 23,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,396.98 : 43,327.62 = 17,056.68 : x
  2. Step 2: Convert to fraction form
    31,396.98/43,327.62 = 17,056.68/x
  3. Step 3: Cross multiply
    31,396.98x = 43,327.62 × 17,056.68
  4. Step 4: Simplify right side
    31,396.98x = 739,025,349.50
  5. Step 5: Solve for x
    x = 739,025,349.50/31,396.98
  6. Step 6: Final answer
    x = 23,538.10

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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.