Home / 18,566.58-25,607.43-11,496.90

Finding the Fourth Proportional to 18,566.58, 25,607.43 and 11,496.90

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Solution

The fourth proportional to 18,566.58, 25,607.43 and 11,496.90 is: 15,856.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,566.58 : 25,607.43 = 11,496.90 : x
  2. Step 2: Convert to fraction form
    18,566.58/25,607.43 = 11,496.90/x
  3. Step 3: Cross multiply
    18,566.58x = 25,607.43 × 11,496.90
  4. Step 4: Simplify right side
    18,566.58x = 294,406,061.97
  5. Step 5: Solve for x
    x = 294,406,061.97/18,566.58
  6. Step 6: Final answer
    x = 15,856.77

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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.