Home / 20,095.04-30,142.56-6,940.23

Finding the Fourth Proportional to 20,095.04, 30,142.56 and 6,940.23

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Solution

The fourth proportional to 20,095.04, 30,142.56 and 6,940.23 is: 10,410.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,095.04 : 30,142.56 = 6,940.23 : x
  2. Step 2: Convert to fraction form
    20,095.04/30,142.56 = 6,940.23/x
  3. Step 3: Cross multiply
    20,095.04x = 30,142.56 × 6,940.23
  4. Step 4: Simplify right side
    20,095.04x = 209,196,299.19
  5. Step 5: Solve for x
    x = 209,196,299.19/20,095.04
  6. Step 6: Final answer
    x = 10,410.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.