Home / 28,709.46-43,038.18-10,237.14

Finding the Fourth Proportional to 28,709.46, 43,038.18 and 10,237.14

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Solution

The fourth proportional to 28,709.46, 43,038.18 and 10,237.14 is: 15,346.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,709.46 : 43,038.18 = 10,237.14 : x
  2. Step 2: Convert to fraction form
    28,709.46/43,038.18 = 10,237.14/x
  3. Step 3: Cross multiply
    28,709.46x = 43,038.18 × 10,237.14
  4. Step 4: Simplify right side
    28,709.46x = 440,587,874.01
  5. Step 5: Solve for x
    x = 440,587,874.01/28,709.46
  6. Step 6: Final answer
    x = 15,346.44

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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.