Home / 30,349.80-41,881.91-17,602.18

Finding the Fourth Proportional to 30,349.80, 41,881.91 and 17,602.18

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Solution

The fourth proportional to 30,349.80, 41,881.91 and 17,602.18 is: 24,290.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,349.80 : 41,881.91 = 17,602.18 : x
  2. Step 2: Convert to fraction form
    30,349.80/41,881.91 = 17,602.18/x
  3. Step 3: Cross multiply
    30,349.80x = 41,881.91 × 17,602.18
  4. Step 4: Simplify right side
    30,349.80x = 737,212,725.85
  5. Step 5: Solve for x
    x = 737,212,725.85/30,349.80
  6. Step 6: Final answer
    x = 24,290.53

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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.