Home / 15,537.41-21,441.51-8,463.83

Finding the Fourth Proportional to 15,537.41, 21,441.51 and 8,463.83

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Solution

The fourth proportional to 15,537.41, 21,441.51 and 8,463.83 is: 11,680.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,537.41 : 21,441.51 = 8,463.83 : x
  2. Step 2: Convert to fraction form
    15,537.41/21,441.51 = 8,463.83/x
  3. Step 3: Cross multiply
    15,537.41x = 21,441.51 × 8,463.83
  4. Step 4: Simplify right side
    15,537.41x = 181,477,188.38
  5. Step 5: Solve for x
    x = 181,477,188.38/15,537.41
  6. Step 6: Final answer
    x = 11,680.02

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Half scale
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Double scale
Find fourth proportional to 15,538.41, 21,442.89 and 8,464.83
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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.