Home / 27,200.58-40,762.56-21,629.19

Finding the Fourth Proportional to 27,200.58, 40,762.56 and 21,629.19

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Solution

The fourth proportional to 27,200.58, 40,762.56 and 21,629.19 is: 32,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,200.58 : 40,762.56 = 21,629.19 : x
  2. Step 2: Convert to fraction form
    27,200.58/40,762.56 = 21,629.19/x
  3. Step 3: Cross multiply
    27,200.58x = 40,762.56 × 21,629.19
  4. Step 4: Simplify right side
    27,200.58x = 881,661,155.13
  5. Step 5: Solve for x
    x = 881,661,155.13/27,200.58
  6. Step 6: Final answer
    x = 32,413.32

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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.