Home / 14,507.19-21,756.85-3,974.67

Finding the Fourth Proportional to 14,507.19, 21,756.85 and 3,974.67

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Solution

The fourth proportional to 14,507.19, 21,756.85 and 3,974.67 is: 5,960.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,507.19 : 21,756.85 = 3,974.67 : x
  2. Step 2: Convert to fraction form
    14,507.19/21,756.85 = 3,974.67/x
  3. Step 3: Cross multiply
    14,507.19x = 21,756.85 × 3,974.67
  4. Step 4: Simplify right side
    14,507.19x = 86,476,298.99
  5. Step 5: Solve for x
    x = 86,476,298.99/14,507.19
  6. Step 6: Final answer
    x = 5,960.93

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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.