Home / 35,129.82-48,480.31-19,214.27

Finding the Fourth Proportional to 35,129.82, 48,480.31 and 19,214.27

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Solution

The fourth proportional to 35,129.82, 48,480.31 and 19,214.27 is: 26,516.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,129.82 : 48,480.31 = 19,214.27 : x
  2. Step 2: Convert to fraction form
    35,129.82/48,480.31 = 19,214.27/x
  3. Step 3: Cross multiply
    35,129.82x = 48,480.31 × 19,214.27
  4. Step 4: Simplify right side
    35,129.82x = 931,513,811.75
  5. Step 5: Solve for x
    x = 931,513,811.75/35,129.82
  6. Step 6: Final answer
    x = 26,516.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.