Home / 14,038.26-21,066.66-7,469.16

Finding the Fourth Proportional to 14,038.26, 21,066.66 and 7,469.16

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Solution

The fourth proportional to 14,038.26, 21,066.66 and 7,469.16 is: 11,208.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038.26 : 21,066.66 = 7,469.16 : x
  2. Step 2: Convert to fraction form
    14,038.26/21,066.66 = 7,469.16/x
  3. Step 3: Cross multiply
    14,038.26x = 21,066.66 × 7,469.16
  4. Step 4: Simplify right side
    14,038.26x = 157,350,254.21
  5. Step 5: Solve for x
    x = 157,350,254.21/14,038.26
  6. Step 6: Final answer
    x = 11,208.67

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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.