Home / 53,346.28-80,019.44-18,286.24

Finding the Fourth Proportional to 53,346.28, 80,019.44 and 18,286.24

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Solution

The fourth proportional to 53,346.28, 80,019.44 and 18,286.24 is: 27,429.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,346.28 : 80,019.44 = 18,286.24 : x
  2. Step 2: Convert to fraction form
    53,346.28/80,019.44 = 18,286.24/x
  3. Step 3: Cross multiply
    53,346.28x = 80,019.44 × 18,286.24
  4. Step 4: Simplify right side
    53,346.28x = 1,463,254,684.51
  5. Step 5: Solve for x
    x = 1,463,254,684.51/53,346.28
  6. Step 6: Final answer
    x = 27,429.37

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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.