Home / 31,855.92-43,962.67-17,709

Finding the Fourth Proportional to 31,855.92, 43,962.67 and 17,709

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Solution

The fourth proportional to 31,855.92, 43,962.67 and 17,709 is: 24,439.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,855.92 : 43,962.67 = 17,709 : x
  2. Step 2: Convert to fraction form
    31,855.92/43,962.67 = 17,709/x
  3. Step 3: Cross multiply
    31,855.92x = 43,962.67 × 17,709
  4. Step 4: Simplify right side
    31,855.92x = 778,534,923.03
  5. Step 5: Solve for x
    x = 778,534,923.03/31,855.92
  6. Step 6: Final answer
    x = 24,439.25

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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.