Home / 27,499.74-37,950.20-15,563.07

Finding the Fourth Proportional to 27,499.74, 37,950.20 and 15,563.07

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Solution

The fourth proportional to 27,499.74, 37,950.20 and 15,563.07 is: 21,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,499.74 : 37,950.20 = 15,563.07 : x
  2. Step 2: Convert to fraction form
    27,499.74/37,950.20 = 15,563.07/x
  3. Step 3: Cross multiply
    27,499.74x = 37,950.20 × 15,563.07
  4. Step 4: Simplify right side
    27,499.74x = 590,621,619.11
  5. Step 5: Solve for x
    x = 590,621,619.11/27,499.74
  6. Step 6: Final answer
    x = 21,477.35

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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.