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Finding the Fourth Proportional to 35,594.40, 49,119.03 and 19,678.44

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Solution

The fourth proportional to 35,594.40, 49,119.03 and 19,678.44 is: 27,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,594.40 : 49,119.03 = 19,678.44 : x
  2. Step 2: Convert to fraction form
    35,594.40/49,119.03 = 19,678.44/x
  3. Step 3: Cross multiply
    35,594.40x = 49,119.03 × 19,678.44
  4. Step 4: Simplify right side
    35,594.40x = 966,585,884.71
  5. Step 5: Solve for x
    x = 966,585,884.71/35,594.40
  6. Step 6: Final answer
    x = 27,155.56

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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.