Home / 31,253.36-43,130.34-17,106.23

Finding the Fourth Proportional to 31,253.36, 43,130.34 and 17,106.23

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Solution

The fourth proportional to 31,253.36, 43,130.34 and 17,106.23 is: 23,606.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,253.36 : 43,130.34 = 17,106.23 : x
  2. Step 2: Convert to fraction form
    31,253.36/43,130.34 = 17,106.23/x
  3. Step 3: Cross multiply
    31,253.36x = 43,130.34 × 17,106.23
  4. Step 4: Simplify right side
    31,253.36x = 737,797,623.84
  5. Step 5: Solve for x
    x = 737,797,623.84/31,253.36
  6. Step 6: Final answer
    x = 23,606.99

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Half scale
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Double scale
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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.