Home / 12,421.67-18,632.03-5,026.19

Finding the Fourth Proportional to 12,421.67, 18,632.03 and 5,026.19

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Solution

The fourth proportional to 12,421.67, 18,632.03 and 5,026.19 is: 7,539.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,421.67 : 18,632.03 = 5,026.19 : x
  2. Step 2: Convert to fraction form
    12,421.67/18,632.03 = 5,026.19/x
  3. Step 3: Cross multiply
    12,421.67x = 18,632.03 × 5,026.19
  4. Step 4: Simplify right side
    12,421.67x = 93,648,004.57
  5. Step 5: Solve for x
    x = 93,648,004.57/12,421.67
  6. Step 6: Final answer
    x = 7,539.09

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.