Home / 18,628.01-25,705.37-11,073.95

Finding the Fourth Proportional to 18,628.01, 25,705.37 and 11,073.95

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Solution

The fourth proportional to 18,628.01, 25,705.37 and 11,073.95 is: 15,281.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,628.01 : 25,705.37 = 11,073.95 : x
  2. Step 2: Convert to fraction form
    18,628.01/25,705.37 = 11,073.95/x
  3. Step 3: Cross multiply
    18,628.01x = 25,705.37 × 11,073.95
  4. Step 4: Simplify right side
    18,628.01x = 284,659,926.74
  5. Step 5: Solve for x
    x = 284,659,926.74/18,628.01
  6. Step 6: Final answer
    x = 15,281.28

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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.