Home / 18,254.03-25,190.01-10,187.91

Finding the Fourth Proportional to 18,254.03, 25,190.01 and 10,187.91

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Solution

The fourth proportional to 18,254.03, 25,190.01 and 10,187.91 is: 14,059.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.03 : 25,190.01 = 10,187.91 : x
  2. Step 2: Convert to fraction form
    18,254.03/25,190.01 = 10,187.91/x
  3. Step 3: Cross multiply
    18,254.03x = 25,190.01 × 10,187.91
  4. Step 4: Simplify right side
    18,254.03x = 256,633,554.78
  5. Step 5: Solve for x
    x = 256,633,554.78/18,254.03
  6. Step 6: Final answer
    x = 14,059.01

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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.