Home / 18,142.89-25,032.81-10,584.91

Finding the Fourth Proportional to 18,142.89, 25,032.81 and 10,584.91

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Solution

The fourth proportional to 18,142.89, 25,032.81 and 10,584.91 is: 14,604.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,142.89 : 25,032.81 = 10,584.91 : x
  2. Step 2: Convert to fraction form
    18,142.89/25,032.81 = 10,584.91/x
  3. Step 3: Cross multiply
    18,142.89x = 25,032.81 × 10,584.91
  4. Step 4: Simplify right side
    18,142.89x = 264,969,881.76
  5. Step 5: Solve for x
    x = 264,969,881.76/18,142.89
  6. Step 6: Final answer
    x = 14,604.61

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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.