Home / 53,479.52-80,226.97-18,409.76

Finding the Fourth Proportional to 53,479.52, 80,226.97 and 18,409.76

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Solution

The fourth proportional to 53,479.52, 80,226.97 and 18,409.76 is: 27,617.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,479.52 : 80,226.97 = 18,409.76 : x
  2. Step 2: Convert to fraction form
    53,479.52/80,226.97 = 18,409.76/x
  3. Step 3: Cross multiply
    53,479.52x = 80,226.97 × 18,409.76
  4. Step 4: Simplify right side
    53,479.52x = 1,476,959,263.23
  5. Step 5: Solve for x
    x = 1,476,959,263.23/53,479.52
  6. Step 6: Final answer
    x = 27,617.29

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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.