Home / 17,175.42-23,700.72-9,621.16

Finding the Fourth Proportional to 17,175.42, 23,700.72 and 9,621.16

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Solution

The fourth proportional to 17,175.42, 23,700.72 and 9,621.16 is: 13,276.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.42 : 23,700.72 = 9,621.16 : x
  2. Step 2: Convert to fraction form
    17,175.42/23,700.72 = 9,621.16/x
  3. Step 3: Cross multiply
    17,175.42x = 23,700.72 × 9,621.16
  4. Step 4: Simplify right side
    17,175.42x = 228,028,419.24
  5. Step 5: Solve for x
    x = 228,028,419.24/17,175.42
  6. Step 6: Final answer
    x = 13,276.44

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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.