Home / 31,416.32-43,353.43-17,269.07

Finding the Fourth Proportional to 31,416.32, 43,353.43 and 17,269.07

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Solution

The fourth proportional to 31,416.32, 43,353.43 and 17,269.07 is: 23,830.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,416.32 : 43,353.43 = 17,269.07 : x
  2. Step 2: Convert to fraction form
    31,416.32/43,353.43 = 17,269.07/x
  3. Step 3: Cross multiply
    31,416.32x = 43,353.43 × 17,269.07
  4. Step 4: Simplify right side
    31,416.32x = 748,673,157.47
  5. Step 5: Solve for x
    x = 748,673,157.47/31,416.32
  6. Step 6: Final answer
    x = 23,830.71

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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.