Home / 35,351.09-48,785.31-19,219.31

Finding the Fourth Proportional to 35,351.09, 48,785.31 and 19,219.31

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Solution

The fourth proportional to 35,351.09, 48,785.31 and 19,219.31 is: 26,523.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,351.09 : 48,785.31 = 19,219.31 : x
  2. Step 2: Convert to fraction form
    35,351.09/48,785.31 = 19,219.31/x
  3. Step 3: Cross multiply
    35,351.09x = 48,785.31 × 19,219.31
  4. Step 4: Simplify right side
    35,351.09x = 937,619,752.41
  5. Step 5: Solve for x
    x = 937,619,752.41/35,351.09
  6. Step 6: Final answer
    x = 26,523.08

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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.