Home / 14,465.48-21,685.26-5,229.32

Finding the Fourth Proportional to 14,465.48, 21,685.26 and 5,229.32

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Solution

The fourth proportional to 14,465.48, 21,685.26 and 5,229.32 is: 7,839.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.48 : 21,685.26 = 5,229.32 : x
  2. Step 2: Convert to fraction form
    14,465.48/21,685.26 = 5,229.32/x
  3. Step 3: Cross multiply
    14,465.48x = 21,685.26 × 5,229.32
  4. Step 4: Simplify right side
    14,465.48x = 113,399,163.82
  5. Step 5: Solve for x
    x = 113,399,163.82/14,465.48
  6. Step 6: Final answer
    x = 7,839.29

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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.