Home / 53,859.29-80,794.46-20,607.32

Finding the Fourth Proportional to 53,859.29, 80,794.46 and 20,607.32

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Solution

The fourth proportional to 53,859.29, 80,794.46 and 20,607.32 is: 30,913.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,859.29 : 80,794.46 = 20,607.32 : x
  2. Step 2: Convert to fraction form
    53,859.29/80,794.46 = 20,607.32/x
  3. Step 3: Cross multiply
    53,859.29x = 80,794.46 × 20,607.32
  4. Step 4: Simplify right side
    53,859.29x = 1,664,957,317.72
  5. Step 5: Solve for x
    x = 1,664,957,317.72/53,859.29
  6. Step 6: Final answer
    x = 30,913.10

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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.