Home / 18,223.93-25,144.60-10,266.15

Finding the Fourth Proportional to 18,223.93, 25,144.60 and 10,266.15

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Solution

The fourth proportional to 18,223.93, 25,144.60 and 10,266.15 is: 14,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223.93 : 25,144.60 = 10,266.15 : x
  2. Step 2: Convert to fraction form
    18,223.93/25,144.60 = 10,266.15/x
  3. Step 3: Cross multiply
    18,223.93x = 25,144.60 × 10,266.15
  4. Step 4: Simplify right side
    18,223.93x = 258,138,235.29
  5. Step 5: Solve for x
    x = 258,138,235.29/18,223.93
  6. Step 6: Final answer
    x = 14,164.80

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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.