Home / 14,653.08-22,001.58-12,684.78

Finding the Fourth Proportional to 14,653.08, 22,001.58 and 12,684.78

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Solution

The fourth proportional to 14,653.08, 22,001.58 and 12,684.78 is: 19,046.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653.08 : 22,001.58 = 12,684.78 : x
  2. Step 2: Convert to fraction form
    14,653.08/22,001.58 = 12,684.78/x
  3. Step 3: Cross multiply
    14,653.08x = 22,001.58 × 12,684.78
  4. Step 4: Simplify right side
    14,653.08x = 279,085,201.95
  5. Step 5: Solve for x
    x = 279,085,201.95/14,653.08
  6. Step 6: Final answer
    x = 19,046.18

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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.