Home / 53,753.63-80,630.37-22,181.45

Finding the Fourth Proportional to 53,753.63, 80,630.37 and 22,181.45

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Solution

The fourth proportional to 53,753.63, 80,630.37 and 22,181.45 is: 33,272.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,753.63 : 80,630.37 = 22,181.45 : x
  2. Step 2: Convert to fraction form
    53,753.63/80,630.37 = 22,181.45/x
  3. Step 3: Cross multiply
    53,753.63x = 80,630.37 × 22,181.45
  4. Step 4: Simplify right side
    53,753.63x = 1,788,498,117.48
  5. Step 5: Solve for x
    x = 1,788,498,117.48/53,753.63
  6. Step 6: Final answer
    x = 33,272.14

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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.