Home / 31,213.46-43,074.58-17,066.31

Finding the Fourth Proportional to 31,213.46, 43,074.58 and 17,066.31

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Solution

The fourth proportional to 31,213.46, 43,074.58 and 17,066.31 is: 23,551.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,213.46 : 43,074.58 = 17,066.31 : x
  2. Step 2: Convert to fraction form
    31,213.46/43,074.58 = 17,066.31/x
  3. Step 3: Cross multiply
    31,213.46x = 43,074.58 × 17,066.31
  4. Step 4: Simplify right side
    31,213.46x = 735,124,027.71
  5. Step 5: Solve for x
    x = 735,124,027.71/31,213.46
  6. Step 6: Final answer
    x = 23,551.50

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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.