Home / 18,042.63-24,899.00-9,976.17

Finding the Fourth Proportional to 18,042.63, 24,899.00 and 9,976.17

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Solution

The fourth proportional to 18,042.63, 24,899.00 and 9,976.17 is: 13,767.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042.63 : 24,899.00 = 9,976.17 : x
  2. Step 2: Convert to fraction form
    18,042.63/24,899.00 = 9,976.17/x
  3. Step 3: Cross multiply
    18,042.63x = 24,899.00 × 9,976.17
  4. Step 4: Simplify right side
    18,042.63x = 248,396,606.95
  5. Step 5: Solve for x
    x = 248,396,606.95/18,042.63
  6. Step 6: Final answer
    x = 13,767.21

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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.