Home / 31,416.34-43,354.57-17,270.10

Finding the Fourth Proportional to 31,416.34, 43,354.57 and 17,270.10

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Solution

The fourth proportional to 31,416.34, 43,354.57 and 17,270.10 is: 23,832.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,416.34 : 43,354.57 = 17,270.10 : x
  2. Step 2: Convert to fraction form
    31,416.34/43,354.57 = 17,270.10/x
  3. Step 3: Cross multiply
    31,416.34x = 43,354.57 × 17,270.10
  4. Step 4: Simplify right side
    31,416.34x = 748,737,759.36
  5. Step 5: Solve for x
    x = 748,737,759.36/31,416.34
  6. Step 6: Final answer
    x = 23,832.75

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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.