Home / 14,104.33-21,155.38-7,077.17

Finding the Fourth Proportional to 14,104.33, 21,155.38 and 7,077.17

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Solution

The fourth proportional to 14,104.33, 21,155.38 and 7,077.17 is: 10,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.33 : 21,155.38 = 7,077.17 : x
  2. Step 2: Convert to fraction form
    14,104.33/21,155.38 = 7,077.17/x
  3. Step 3: Cross multiply
    14,104.33x = 21,155.38 × 7,077.17
  4. Step 4: Simplify right side
    14,104.33x = 149,720,255.87
  5. Step 5: Solve for x
    x = 149,720,255.87/14,104.33
  6. Step 6: Final answer
    x = 10,615.20

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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.