Home / 35,138.18-48,490.66-19,222.62

Finding the Fourth Proportional to 35,138.18, 48,490.66 and 19,222.62

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Solution

The fourth proportional to 35,138.18, 48,490.66 and 19,222.62 is: 26,527.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,138.18 : 48,490.66 = 19,222.62 : x
  2. Step 2: Convert to fraction form
    35,138.18/48,490.66 = 19,222.62/x
  3. Step 3: Cross multiply
    35,138.18x = 48,490.66 × 19,222.62
  4. Step 4: Simplify right side
    35,138.18x = 932,117,530.73
  5. Step 5: Solve for x
    x = 932,117,530.73/35,138.18
  6. Step 6: Final answer
    x = 26,527.20

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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.