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Finding the Fourth Proportional to 35,801.96, 53,705.97 and 10,842.20

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Solution

The fourth proportional to 35,801.96, 53,705.97 and 10,842.20 is: 16,264.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,801.96 : 53,705.97 = 10,842.20 : x
  2. Step 2: Convert to fraction form
    35,801.96/53,705.97 = 10,842.20/x
  3. Step 3: Cross multiply
    35,801.96x = 53,705.97 × 10,842.20
  4. Step 4: Simplify right side
    35,801.96x = 582,290,867.93
  5. Step 5: Solve for x
    x = 582,290,867.93/35,801.96
  6. Step 6: Final answer
    x = 16,264.22

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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.