Home / 53,292.32-79,954.38-15,853.64

Finding the Fourth Proportional to 53,292.32, 79,954.38 and 15,853.64

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Solution

The fourth proportional to 53,292.32, 79,954.38 and 15,853.64 is: 23,785.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,292.32 : 79,954.38 = 15,853.64 : x
  2. Step 2: Convert to fraction form
    53,292.32/79,954.38 = 15,853.64/x
  3. Step 3: Cross multiply
    53,292.32x = 79,954.38 × 15,853.64
  4. Step 4: Simplify right side
    53,292.32x = 1,267,567,956.94
  5. Step 5: Solve for x
    x = 1,267,567,956.94/53,292.32
  6. Step 6: Final answer
    x = 23,785.19

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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.