Home / 17,953.12-24,772.35-9,995.14

Finding the Fourth Proportional to 17,953.12, 24,772.35 and 9,995.14

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Solution

The fourth proportional to 17,953.12, 24,772.35 and 9,995.14 is: 13,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,953.12 : 24,772.35 = 9,995.14 : x
  2. Step 2: Convert to fraction form
    17,953.12/24,772.35 = 9,995.14/x
  3. Step 3: Cross multiply
    17,953.12x = 24,772.35 × 9,995.14
  4. Step 4: Simplify right side
    17,953.12x = 247,603,106.38
  5. Step 5: Solve for x
    x = 247,603,106.38/17,953.12
  6. Step 6: Final answer
    x = 13,791.65

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Half scale
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Double 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.