Home / 17,090.28-25,637.02-6,413.78

Finding the Fourth Proportional to 17,090.28, 25,637.02 and 6,413.78

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Solution

The fourth proportional to 17,090.28, 25,637.02 and 6,413.78 is: 9,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,090.28 : 25,637.02 = 6,413.78 : x
  2. Step 2: Convert to fraction form
    17,090.28/25,637.02 = 6,413.78/x
  3. Step 3: Cross multiply
    17,090.28x = 25,637.02 × 6,413.78
  4. Step 4: Simplify right side
    17,090.28x = 164,430,206.14
  5. Step 5: Solve for x
    x = 164,430,206.14/17,090.28
  6. Step 6: Final answer
    x = 9,621.27

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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.