Home / 53,486.20-73,809.90-29,612.32

Finding the Fourth Proportional to 53,486.20, 73,809.90 and 29,612.32

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Solution

The fourth proportional to 53,486.20, 73,809.90 and 29,612.32 is: 40,864.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,486.20 : 73,809.90 = 29,612.32 : x
  2. Step 2: Convert to fraction form
    53,486.20/73,809.90 = 29,612.32/x
  3. Step 3: Cross multiply
    53,486.20x = 73,809.90 × 29,612.32
  4. Step 4: Simplify right side
    53,486.20x = 2,185,682,377.97
  5. Step 5: Solve for x
    x = 2,185,682,377.97/53,486.20
  6. Step 6: Final answer
    x = 40,864.42

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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.