Home / 27,017.80-37,283.79-15,080.88

Finding the Fourth Proportional to 27,017.80, 37,283.79 and 15,080.88

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Solution

The fourth proportional to 27,017.80, 37,283.79 and 15,080.88 is: 20,811.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,017.80 : 37,283.79 = 15,080.88 : x
  2. Step 2: Convert to fraction form
    27,017.80/37,283.79 = 15,080.88/x
  3. Step 3: Cross multiply
    27,017.80x = 37,283.79 × 15,080.88
  4. Step 4: Simplify right side
    27,017.80x = 562,272,559.30
  5. Step 5: Solve for x
    x = 562,272,559.30/27,017.80
  6. Step 6: Final answer
    x = 20,811.19

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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.