Home / 35,278.22-48,683.79-19,145.18

Finding the Fourth Proportional to 35,278.22, 48,683.79 and 19,145.18

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Solution

The fourth proportional to 35,278.22, 48,683.79 and 19,145.18 is: 26,420.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,278.22 : 48,683.79 = 19,145.18 : x
  2. Step 2: Convert to fraction form
    35,278.22/48,683.79 = 19,145.18/x
  3. Step 3: Cross multiply
    35,278.22x = 48,683.79 × 19,145.18
  4. Step 4: Simplify right side
    35,278.22x = 932,059,922.63
  5. Step 5: Solve for x
    x = 932,059,922.63/35,278.22
  6. Step 6: Final answer
    x = 26,420.27

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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.