Home / 18,147.98-25,044.66-10,190.00

Finding the Fourth Proportional to 18,147.98, 25,044.66 and 10,190.00

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Solution

The fourth proportional to 18,147.98, 25,044.66 and 10,190.00 is: 14,062.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147.98 : 25,044.66 = 10,190.00 : x
  2. Step 2: Convert to fraction form
    18,147.98/25,044.66 = 10,190.00/x
  3. Step 3: Cross multiply
    18,147.98x = 25,044.66 × 10,190.00
  4. Step 4: Simplify right side
    18,147.98x = 255,205,148.01
  5. Step 5: Solve for x
    x = 255,205,148.01/18,147.98
  6. Step 6: Final answer
    x = 14,062.45

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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.