Home / 44,013.78-65,991.47-15,930.16

Finding the Fourth Proportional to 44,013.78, 65,991.47 and 15,930.16

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Solution

The fourth proportional to 44,013.78, 65,991.47 and 15,930.16 is: 23,884.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,013.78 : 65,991.47 = 15,930.16 : x
  2. Step 2: Convert to fraction form
    44,013.78/65,991.47 = 15,930.16/x
  3. Step 3: Cross multiply
    44,013.78x = 65,991.47 × 15,930.16
  4. Step 4: Simplify right side
    44,013.78x = 1,051,254,431.11
  5. Step 5: Solve for x
    x = 1,051,254,431.11/44,013.78
  6. Step 6: Final answer
    x = 23,884.67

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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.