Home / 14,488.16-21,735.03-5,127.12

Finding the Fourth Proportional to 14,488.16, 21,735.03 and 5,127.12

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Solution

The fourth proportional to 14,488.16, 21,735.03 and 5,127.12 is: 7,691.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.16 : 21,735.03 = 5,127.12 : x
  2. Step 2: Convert to fraction form
    14,488.16/21,735.03 = 5,127.12/x
  3. Step 3: Cross multiply
    14,488.16x = 21,735.03 × 5,127.12
  4. Step 4: Simplify right side
    14,488.16x = 111,438,107.01
  5. Step 5: Solve for x
    x = 111,438,107.01/14,488.16
  6. Step 6: Final answer
    x = 7,691.67

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1.5x scale

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.