Home / 18,626.03-25,704.02-11,070.89

Finding the Fourth Proportional to 18,626.03, 25,704.02 and 11,070.89

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Solution

The fourth proportional to 18,626.03, 25,704.02 and 11,070.89 is: 15,277.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,626.03 : 25,704.02 = 11,070.89 : x
  2. Step 2: Convert to fraction form
    18,626.03/25,704.02 = 11,070.89/x
  3. Step 3: Cross multiply
    18,626.03x = 25,704.02 × 11,070.89
  4. Step 4: Simplify right side
    18,626.03x = 284,566,194.10
  5. Step 5: Solve for x
    x = 284,566,194.10/18,626.03
  6. Step 6: Final answer
    x = 15,277.88

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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.