Home / 18,623.41-25,700.30-10,239.91

Finding the Fourth Proportional to 18,623.41, 25,700.30 and 10,239.91

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Solution

The fourth proportional to 18,623.41, 25,700.30 and 10,239.91 is: 14,131.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.41 : 25,700.30 = 10,239.91 : x
  2. Step 2: Convert to fraction form
    18,623.41/25,700.30 = 10,239.91/x
  3. Step 3: Cross multiply
    18,623.41x = 25,700.30 × 10,239.91
  4. Step 4: Simplify right side
    18,623.41x = 263,168,758.97
  5. Step 5: Solve for x
    x = 263,168,758.97/18,623.41
  6. Step 6: Final answer
    x = 14,131.07

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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.