Home / 19,674.64-27,150.66-10,722.22

Finding the Fourth Proportional to 19,674.64, 27,150.66 and 10,722.22

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Solution

The fourth proportional to 19,674.64, 27,150.66 and 10,722.22 is: 14,796.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674.64 : 27,150.66 = 10,722.22 : x
  2. Step 2: Convert to fraction form
    19,674.64/27,150.66 = 10,722.22/x
  3. Step 3: Cross multiply
    19,674.64x = 27,150.66 × 10,722.22
  4. Step 4: Simplify right side
    19,674.64x = 291,115,349.67
  5. Step 5: Solve for x
    x = 291,115,349.67/19,674.64
  6. Step 6: Final answer
    x = 14,796.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.