Home / 17,175.19-23,701.35-9,621.76

Finding the Fourth Proportional to 17,175.19, 23,701.35 and 9,621.76

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Solution

The fourth proportional to 17,175.19, 23,701.35 and 9,621.76 is: 13,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.19 : 23,701.35 = 9,621.76 : x
  2. Step 2: Convert to fraction form
    17,175.19/23,701.35 = 9,621.76/x
  3. Step 3: Cross multiply
    17,175.19x = 23,701.35 × 9,621.76
  4. Step 4: Simplify right side
    17,175.19x = 228,048,701.38
  5. Step 5: Solve for x
    x = 228,048,701.38/17,175.19
  6. Step 6: Final answer
    x = 13,277.80

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Half scale
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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.