Home / 15,609.47-23,430.00-13,841.87

Finding the Fourth Proportional to 15,609.47, 23,430.00 and 13,841.87

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Solution

The fourth proportional to 15,609.47, 23,430.00 and 13,841.87 is: 20,776.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,609.47 : 23,430.00 = 13,841.87 : x
  2. Step 2: Convert to fraction form
    15,609.47/23,430.00 = 13,841.87/x
  3. Step 3: Cross multiply
    15,609.47x = 23,430.00 × 13,841.87
  4. Step 4: Simplify right side
    15,609.47x = 324,314,944.89
  5. Step 5: Solve for x
    x = 324,314,944.89/15,609.47
  6. Step 6: Final answer
    x = 20,776.81

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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.