Home / 18,566.41-25,621.30-10,499.93

Finding the Fourth Proportional to 18,566.41, 25,621.30 and 10,499.93

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Solution

The fourth proportional to 18,566.41, 25,621.30 and 10,499.93 is: 14,489.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,566.41 : 25,621.30 = 10,499.93 : x
  2. Step 2: Convert to fraction form
    18,566.41/25,621.30 = 10,499.93/x
  3. Step 3: Cross multiply
    18,566.41x = 25,621.30 × 10,499.93
  4. Step 4: Simplify right side
    18,566.41x = 269,021,675.90
  5. Step 5: Solve for x
    x = 269,021,675.90/18,566.41
  6. Step 6: Final answer
    x = 14,489.70

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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.