Home / 31,718.70-43,774.48-17,572.86

Finding the Fourth Proportional to 31,718.70, 43,774.48 and 17,572.86

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Solution

The fourth proportional to 31,718.70, 43,774.48 and 17,572.86 is: 24,252.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,718.70 : 43,774.48 = 17,572.86 : x
  2. Step 2: Convert to fraction form
    31,718.70/43,774.48 = 17,572.86/x
  3. Step 3: Cross multiply
    31,718.70x = 43,774.48 × 17,572.86
  4. Step 4: Simplify right side
    31,718.70x = 769,242,808.61
  5. Step 5: Solve for x
    x = 769,242,808.61/31,718.70
  6. Step 6: Final answer
    x = 24,252.03

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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.