Home / 31,364.64-43,282.98-17,217.18

Finding the Fourth Proportional to 31,364.64, 43,282.98 and 17,217.18

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Solution

The fourth proportional to 31,364.64, 43,282.98 and 17,217.18 is: 23,759.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,364.64 : 43,282.98 = 17,217.18 : x
  2. Step 2: Convert to fraction form
    31,364.64/43,282.98 = 17,217.18/x
  3. Step 3: Cross multiply
    31,364.64x = 43,282.98 × 17,217.18
  4. Step 4: Simplify right side
    31,364.64x = 745,210,857.60
  5. Step 5: Solve for x
    x = 745,210,857.60/31,364.64
  6. Step 6: Final answer
    x = 23,759.59

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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.