Home / 27,515.16-37,968.54-16,028.28

Finding the Fourth Proportional to 27,515.16, 37,968.54 and 16,028.28

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Solution

The fourth proportional to 27,515.16, 37,968.54 and 16,028.28 is: 22,117.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,515.16 : 37,968.54 = 16,028.28 : x
  2. Step 2: Convert to fraction form
    27,515.16/37,968.54 = 16,028.28/x
  3. Step 3: Cross multiply
    27,515.16x = 37,968.54 × 16,028.28
  4. Step 4: Simplify right side
    27,515.16x = 608,570,390.31
  5. Step 5: Solve for x
    x = 608,570,390.31/27,515.16
  6. Step 6: Final answer
    x = 22,117.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.