Home / 18,149.45-25,045.59-10,192.01

Finding the Fourth Proportional to 18,149.45, 25,045.59 and 10,192.01

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Solution

The fourth proportional to 18,149.45, 25,045.59 and 10,192.01 is: 14,064.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149.45 : 25,045.59 = 10,192.01 : x
  2. Step 2: Convert to fraction form
    18,149.45/25,045.59 = 10,192.01/x
  3. Step 3: Cross multiply
    18,149.45x = 25,045.59 × 10,192.01
  4. Step 4: Simplify right side
    18,149.45x = 255,264,903.74
  5. Step 5: Solve for x
    x = 255,264,903.74/18,149.45
  6. Step 6: Final answer
    x = 14,064.61

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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.