Home / 14,188.16-19,576.92-7,900.52

Finding the Fourth Proportional to 14,188.16, 19,576.92 and 7,900.52

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Solution

The fourth proportional to 14,188.16, 19,576.92 and 7,900.52 is: 10,901.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.16 : 19,576.92 = 7,900.52 : x
  2. Step 2: Convert to fraction form
    14,188.16/19,576.92 = 7,900.52/x
  3. Step 3: Cross multiply
    14,188.16x = 19,576.92 × 7,900.52
  4. Step 4: Simplify right side
    14,188.16x = 154,667,848.00
  5. Step 5: Solve for x
    x = 154,667,848.00/14,188.16
  6. Step 6: Final answer
    x = 10,901.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.