Home / 31,392.93-43,322.57-17,052.90

Finding the Fourth Proportional to 31,392.93, 43,322.57 and 17,052.90

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Solution

The fourth proportional to 31,392.93, 43,322.57 and 17,052.90 is: 23,533.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,392.93 : 43,322.57 = 17,052.90 : x
  2. Step 2: Convert to fraction form
    31,392.93/43,322.57 = 17,052.90/x
  3. Step 3: Cross multiply
    31,392.93x = 43,322.57 × 17,052.90
  4. Step 4: Simplify right side
    31,392.93x = 738,775,453.95
  5. Step 5: Solve for x
    x = 738,775,453.95/31,392.93
  6. Step 6: Final answer
    x = 23,533.18

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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.