Home / 35,155.56-52,741.23-11,781.39

Finding the Fourth Proportional to 35,155.56, 52,741.23 and 11,781.39

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Solution

The fourth proportional to 35,155.56, 52,741.23 and 11,781.39 is: 17,674.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,155.56 : 52,741.23 = 11,781.39 : x
  2. Step 2: Convert to fraction form
    35,155.56/52,741.23 = 11,781.39/x
  3. Step 3: Cross multiply
    35,155.56x = 52,741.23 × 11,781.39
  4. Step 4: Simplify right side
    35,155.56x = 621,364,999.71
  5. Step 5: Solve for x
    x = 621,364,999.71/35,155.56
  6. Step 6: Final answer
    x = 17,674.73

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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.