Home / 31,751.34-43,816.86-17,603.88

Finding the Fourth Proportional to 31,751.34, 43,816.86 and 17,603.88

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Solution

The fourth proportional to 31,751.34, 43,816.86 and 17,603.88 is: 24,293.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,751.34 : 43,816.86 = 17,603.88 : x
  2. Step 2: Convert to fraction form
    31,751.34/43,816.86 = 17,603.88/x
  3. Step 3: Cross multiply
    31,751.34x = 43,816.86 × 17,603.88
  4. Step 4: Simplify right side
    31,751.34x = 771,346,745.42
  5. Step 5: Solve for x
    x = 771,346,745.42/31,751.34
  6. Step 6: Final answer
    x = 24,293.36

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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.