Home / 31,253.96-43,130.48-17,106.88

Finding the Fourth Proportional to 31,253.96, 43,130.48 and 17,106.88

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Solution

The fourth proportional to 31,253.96, 43,130.48 and 17,106.88 is: 23,607.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,253.96 : 43,130.48 = 17,106.88 : x
  2. Step 2: Convert to fraction form
    31,253.96/43,130.48 = 17,106.88/x
  3. Step 3: Cross multiply
    31,253.96x = 43,130.48 × 17,106.88
  4. Step 4: Simplify right side
    31,253.96x = 737,827,945.70
  5. Step 5: Solve for x
    x = 737,827,945.70/31,253.96
  6. Step 6: Final answer
    x = 23,607.50

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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.