Home / 18,180.48-25,091.28-10,223.04

Finding the Fourth Proportional to 18,180.48, 25,091.28 and 10,223.04

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Solution

The fourth proportional to 18,180.48, 25,091.28 and 10,223.04 is: 14,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,180.48 : 25,091.28 = 10,223.04 : x
  2. Step 2: Convert to fraction form
    18,180.48/25,091.28 = 10,223.04/x
  3. Step 3: Cross multiply
    18,180.48x = 25,091.28 × 10,223.04
  4. Step 4: Simplify right side
    18,180.48x = 256,509,159.09
  5. Step 5: Solve for x
    x = 256,509,159.09/18,180.48
  6. Step 6: Final answer
    x = 14,109.04

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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.