Home / 31,697.77-43,745.39-17,551.93

Finding the Fourth Proportional to 31,697.77, 43,745.39 and 17,551.93

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Solution

The fourth proportional to 31,697.77, 43,745.39 and 17,551.93 is: 24,223.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,697.77 : 43,745.39 = 17,551.93 : x
  2. Step 2: Convert to fraction form
    31,697.77/43,745.39 = 17,551.93/x
  3. Step 3: Cross multiply
    31,697.77x = 43,745.39 × 17,551.93
  4. Step 4: Simplify right side
    31,697.77x = 767,815,935.34
  5. Step 5: Solve for x
    x = 767,815,935.34/31,697.77
  6. Step 6: Final answer
    x = 24,223.03

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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.