Home / 27,499.64-37,950.54-15,563.48

Finding the Fourth Proportional to 27,499.64, 37,950.54 and 15,563.48

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Solution

The fourth proportional to 27,499.64, 37,950.54 and 15,563.48 is: 21,478.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,499.64 : 37,950.54 = 15,563.48 : x
  2. Step 2: Convert to fraction form
    27,499.64/37,950.54 = 15,563.48/x
  3. Step 3: Cross multiply
    27,499.64x = 37,950.54 × 15,563.48
  4. Step 4: Simplify right side
    27,499.64x = 590,642,470.28
  5. Step 5: Solve for x
    x = 590,642,470.28/27,499.64
  6. Step 6: Final answer
    x = 21,478.19

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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.