Home / 34,698.35-47,884.39-20,366.62

Finding the Fourth Proportional to 34,698.35, 47,884.39 and 20,366.62

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Solution

The fourth proportional to 34,698.35, 47,884.39 and 20,366.62 is: 28,106.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,698.35 : 47,884.39 = 20,366.62 : x
  2. Step 2: Convert to fraction form
    34,698.35/47,884.39 = 20,366.62/x
  3. Step 3: Cross multiply
    34,698.35x = 47,884.39 × 20,366.62
  4. Step 4: Simplify right side
    34,698.35x = 975,243,175.06
  5. Step 5: Solve for x
    x = 975,243,175.06/34,698.35
  6. Step 6: Final answer
    x = 28,106.33

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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.