Home / 35,853.13-53,739.10-18,055.50

Finding the Fourth Proportional to 35,853.13, 53,739.10 and 18,055.50

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Solution

The fourth proportional to 35,853.13, 53,739.10 and 18,055.50 is: 27,062.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,853.13 : 53,739.10 = 18,055.50 : x
  2. Step 2: Convert to fraction form
    35,853.13/53,739.10 = 18,055.50/x
  3. Step 3: Cross multiply
    35,853.13x = 53,739.10 × 18,055.50
  4. Step 4: Simplify right side
    35,853.13x = 970,286,320.05
  5. Step 5: Solve for x
    x = 970,286,320.05/35,853.13
  6. Step 6: Final answer
    x = 27,062.81

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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.