Home / 18,417.86-27,634.95-9,650.69

Finding the Fourth Proportional to 18,417.86, 27,634.95 and 9,650.69

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Solution

The fourth proportional to 18,417.86, 27,634.95 and 9,650.69 is: 14,480.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,417.86 : 27,634.95 = 9,650.69 : x
  2. Step 2: Convert to fraction form
    18,417.86/27,634.95 = 9,650.69/x
  3. Step 3: Cross multiply
    18,417.86x = 27,634.95 × 9,650.69
  4. Step 4: Simplify right side
    18,417.86x = 266,696,197.44
  5. Step 5: Solve for x
    x = 266,696,197.44/18,417.86
  6. Step 6: Final answer
    x = 14,480.31

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1.5x scale

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.