Home / 30,255.49-41,746.44-17,677.81

Finding the Fourth Proportional to 30,255.49, 41,746.44 and 17,677.81

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Solution

The fourth proportional to 30,255.49, 41,746.44 and 17,677.81 is: 24,391.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,255.49 : 41,746.44 = 17,677.81 : x
  2. Step 2: Convert to fraction form
    30,255.49/41,746.44 = 17,677.81/x
  3. Step 3: Cross multiply
    30,255.49x = 41,746.44 × 17,677.81
  4. Step 4: Simplify right side
    30,255.49x = 737,985,634.50
  5. Step 5: Solve for x
    x = 737,985,634.50/30,255.49
  6. Step 6: Final answer
    x = 24,391.79

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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.