Home / 14,164.32-21,227.04-7,224.24

Finding the Fourth Proportional to 14,164.32, 21,227.04 and 7,224.24

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Solution

The fourth proportional to 14,164.32, 21,227.04 and 7,224.24 is: 10,826.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164.32 : 21,227.04 = 7,224.24 : x
  2. Step 2: Convert to fraction form
    14,164.32/21,227.04 = 7,224.24/x
  3. Step 3: Cross multiply
    14,164.32x = 21,227.04 × 7,224.24
  4. Step 4: Simplify right side
    14,164.32x = 153,349,231.45
  5. Step 5: Solve for x
    x = 153,349,231.45/14,164.32
  6. Step 6: Final answer
    x = 10,826.45

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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.