Home / 35,086.46-48,418.75-19,170.57

Finding the Fourth Proportional to 35,086.46, 48,418.75 and 19,170.57

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Solution

The fourth proportional to 35,086.46, 48,418.75 and 19,170.57 is: 26,455.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,086.46 : 48,418.75 = 19,170.57 : x
  2. Step 2: Convert to fraction form
    35,086.46/48,418.75 = 19,170.57/x
  3. Step 3: Cross multiply
    35,086.46x = 48,418.75 × 19,170.57
  4. Step 4: Simplify right side
    35,086.46x = 928,215,036.19
  5. Step 5: Solve for x
    x = 928,215,036.19/35,086.46
  6. Step 6: Final answer
    x = 26,455.08

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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.