Home / 15,142.07-22,661.46-13,827.44

Finding the Fourth Proportional to 15,142.07, 22,661.46 and 13,827.44

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Solution

The fourth proportional to 15,142.07, 22,661.46 and 13,827.44 is: 20,694.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,142.07 : 22,661.46 = 13,827.44 : x
  2. Step 2: Convert to fraction form
    15,142.07/22,661.46 = 13,827.44/x
  3. Step 3: Cross multiply
    15,142.07x = 22,661.46 × 13,827.44
  4. Step 4: Simplify right side
    15,142.07x = 313,349,865.16
  5. Step 5: Solve for x
    x = 313,349,865.16/15,142.07
  6. Step 6: Final answer
    x = 20,694.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.