Home / 17,851.80-24,621.18-11,124.60

Finding the Fourth Proportional to 17,851.80, 24,621.18 and 11,124.60

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Solution

The fourth proportional to 17,851.80, 24,621.18 and 11,124.60 is: 15,343.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,851.80 : 24,621.18 = 11,124.60 : x
  2. Step 2: Convert to fraction form
    17,851.80/24,621.18 = 11,124.60/x
  3. Step 3: Cross multiply
    17,851.80x = 24,621.18 × 11,124.60
  4. Step 4: Simplify right side
    17,851.80x = 273,900,779.03
  5. Step 5: Solve for x
    x = 273,900,779.03/17,851.80
  6. Step 6: Final answer
    x = 15,343.03

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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.