Home / 17,070.08-25,605.11-5,384.21

Finding the Fourth Proportional to 17,070.08, 25,605.11 and 5,384.21

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Solution

The fourth proportional to 17,070.08, 25,605.11 and 5,384.21 is: 8,076.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,070.08 : 25,605.11 = 5,384.21 : x
  2. Step 2: Convert to fraction form
    17,070.08/25,605.11 = 5,384.21/x
  3. Step 3: Cross multiply
    17,070.08x = 25,605.11 × 5,384.21
  4. Step 4: Simplify right side
    17,070.08x = 137,863,289.31
  5. Step 5: Solve for x
    x = 137,863,289.31/17,070.08
  6. Step 6: Final answer
    x = 8,076.31

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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.