Home / 35,721.46-53,576.92-9,428.04

Finding the Fourth Proportional to 35,721.46, 53,576.92 and 9,428.04

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Solution

The fourth proportional to 35,721.46, 53,576.92 and 9,428.04 is: 14,140.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,721.46 : 53,576.92 = 9,428.04 : x
  2. Step 2: Convert to fraction form
    35,721.46/53,576.92 = 9,428.04/x
  3. Step 3: Cross multiply
    35,721.46x = 53,576.92 × 9,428.04
  4. Step 4: Simplify right side
    35,721.46x = 505,125,344.84
  5. Step 5: Solve for x
    x = 505,125,344.84/35,721.46
  6. Step 6: Final answer
    x = 14,140.67

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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.