Home / 22,010.67-30,341.13-13,497.03

Finding the Fourth Proportional to 22,010.67, 30,341.13 and 13,497.03

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Solution

The fourth proportional to 22,010.67, 30,341.13 and 13,497.03 is: 18,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,010.67 : 30,341.13 = 13,497.03 : x
  2. Step 2: Convert to fraction form
    22,010.67/30,341.13 = 13,497.03/x
  3. Step 3: Cross multiply
    22,010.67x = 30,341.13 × 13,497.03
  4. Step 4: Simplify right side
    22,010.67x = 409,515,141.84
  5. Step 5: Solve for x
    x = 409,515,141.84/22,010.67
  6. Step 6: Final answer
    x = 18,605.30

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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.