Home / 17,823.30-26,740.87-5,978.23

Finding the Fourth Proportional to 17,823.30, 26,740.87 and 5,978.23

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Solution

The fourth proportional to 17,823.30, 26,740.87 and 5,978.23 is: 8,969.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,823.30 : 26,740.87 = 5,978.23 : x
  2. Step 2: Convert to fraction form
    17,823.30/26,740.87 = 5,978.23/x
  3. Step 3: Cross multiply
    17,823.30x = 26,740.87 × 5,978.23
  4. Step 4: Simplify right side
    17,823.30x = 159,863,071.26
  5. Step 5: Solve for x
    x = 159,863,071.26/17,823.30
  6. Step 6: Final answer
    x = 8,969.33

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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.