Home / 35,330.71-48,756.65-19,198.18

Finding the Fourth Proportional to 35,330.71, 48,756.65 and 19,198.18

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Solution

The fourth proportional to 35,330.71, 48,756.65 and 19,198.18 is: 26,493.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,330.71 : 48,756.65 = 19,198.18 : x
  2. Step 2: Convert to fraction form
    35,330.71/48,756.65 = 19,198.18/x
  3. Step 3: Cross multiply
    35,330.71x = 48,756.65 × 19,198.18
  4. Step 4: Simplify right side
    35,330.71x = 936,038,942.90
  5. Step 5: Solve for x
    x = 936,038,942.90/35,330.71
  6. Step 6: Final answer
    x = 26,493.64

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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.