Home / 53,734.11-80,623.20-28,427.01

Finding the Fourth Proportional to 53,734.11, 80,623.20 and 28,427.01

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Solution

The fourth proportional to 53,734.11, 80,623.20 and 28,427.01 is: 42,652.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,734.11 : 80,623.20 = 28,427.01 : x
  2. Step 2: Convert to fraction form
    53,734.11/80,623.20 = 28,427.01/x
  3. Step 3: Cross multiply
    53,734.11x = 80,623.20 × 28,427.01
  4. Step 4: Simplify right side
    53,734.11x = 2,291,876,512.63
  5. Step 5: Solve for x
    x = 2,291,876,512.63/53,734.11
  6. Step 6: Final answer
    x = 42,652.17

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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.