Home / 18,148.10-25,044.46-10,190.18

Finding the Fourth Proportional to 18,148.10, 25,044.46 and 10,190.18

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Solution

The fourth proportional to 18,148.10, 25,044.46 and 10,190.18 is: 14,062.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.10 : 25,044.46 = 10,190.18 : x
  2. Step 2: Convert to fraction form
    18,148.10/25,044.46 = 10,190.18/x
  3. Step 3: Cross multiply
    18,148.10x = 25,044.46 × 10,190.18
  4. Step 4: Simplify right side
    18,148.10x = 255,207,555.40
  5. Step 5: Solve for x
    x = 255,207,555.40/18,148.10
  6. Step 6: Final answer
    x = 14,062.49

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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.