Home / 35,388.23-53,079.57-11,693.43

Finding the Fourth Proportional to 35,388.23, 53,079.57 and 11,693.43

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Solution

The fourth proportional to 35,388.23, 53,079.57 and 11,693.43 is: 17,539.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,388.23 : 53,079.57 = 11,693.43 : x
  2. Step 2: Convert to fraction form
    35,388.23/53,079.57 = 11,693.43/x
  3. Step 3: Cross multiply
    35,388.23x = 53,079.57 × 11,693.43
  4. Step 4: Simplify right side
    35,388.23x = 620,682,236.23
  5. Step 5: Solve for x
    x = 620,682,236.23/35,388.23
  6. Step 6: Final answer
    x = 17,539.23

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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.