Home / 31,393.41-43,322.70-17,053.11

Finding the Fourth Proportional to 31,393.41, 43,322.70 and 17,053.11

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Solution

The fourth proportional to 31,393.41, 43,322.70 and 17,053.11 is: 23,533.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,393.41 : 43,322.70 = 17,053.11 : x
  2. Step 2: Convert to fraction form
    31,393.41/43,322.70 = 17,053.11/x
  3. Step 3: Cross multiply
    31,393.41x = 43,322.70 × 17,053.11
  4. Step 4: Simplify right side
    31,393.41x = 738,786,768.60
  5. Step 5: Solve for x
    x = 738,786,768.60/31,393.41
  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.