Home / 17,636.16-24,337.12-9,678.40

Finding the Fourth Proportional to 17,636.16, 24,337.12 and 9,678.40

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Solution

The fourth proportional to 17,636.16, 24,337.12 and 9,678.40 is: 13,355.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,636.16 : 24,337.12 = 9,678.40 : x
  2. Step 2: Convert to fraction form
    17,636.16/24,337.12 = 9,678.40/x
  3. Step 3: Cross multiply
    17,636.16x = 24,337.12 × 9,678.40
  4. Step 4: Simplify right side
    17,636.16x = 235,544,382.21
  5. Step 5: Solve for x
    x = 235,544,382.21/17,636.16
  6. Step 6: Final answer
    x = 13,355.76

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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.