Home / 31,580.84-47,367.88-16,774.04

Finding the Fourth Proportional to 31,580.84, 47,367.88 and 16,774.04

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Solution

The fourth proportional to 31,580.84, 47,367.88 and 16,774.04 is: 25,159.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,580.84 : 47,367.88 = 16,774.04 : x
  2. Step 2: Convert to fraction form
    31,580.84/47,367.88 = 16,774.04/x
  3. Step 3: Cross multiply
    31,580.84x = 47,367.88 × 16,774.04
  4. Step 4: Simplify right side
    31,580.84x = 794,550,713.84
  5. Step 5: Solve for x
    x = 794,550,713.84/31,580.84
  6. Step 6: Final answer
    x = 25,159.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.