Home / 27,476.63-37,918.52-15,541.80

Finding the Fourth Proportional to 27,476.63, 37,918.52 and 15,541.80

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Solution

The fourth proportional to 27,476.63, 37,918.52 and 15,541.80 is: 21,448.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,476.63 : 37,918.52 = 15,541.80 : x
  2. Step 2: Convert to fraction form
    27,476.63/37,918.52 = 15,541.80/x
  3. Step 3: Cross multiply
    27,476.63x = 37,918.52 × 15,541.80
  4. Step 4: Simplify right side
    27,476.63x = 589,322,054.14
  5. Step 5: Solve for x
    x = 589,322,054.14/27,476.63
  6. Step 6: Final answer
    x = 21,448.12

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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.