Home / 18,087.75-24,961.77-10,130.02

Finding the Fourth Proportional to 18,087.75, 24,961.77 and 10,130.02

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Solution

The fourth proportional to 18,087.75, 24,961.77 and 10,130.02 is: 13,979.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087.75 : 24,961.77 = 10,130.02 : x
  2. Step 2: Convert to fraction form
    18,087.75/24,961.77 = 10,130.02/x
  3. Step 3: Cross multiply
    18,087.75x = 24,961.77 × 10,130.02
  4. Step 4: Simplify right side
    18,087.75x = 252,863,166.93
  5. Step 5: Solve for x
    x = 252,863,166.93/18,087.75
  6. Step 6: Final answer
    x = 13,979.80

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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.