Home / 27,844.74-38,426.94-15,908.99

Finding the Fourth Proportional to 27,844.74, 38,426.94 and 15,908.99

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Solution

The fourth proportional to 27,844.74, 38,426.94 and 15,908.99 is: 21,955.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,844.74 : 38,426.94 = 15,908.99 : x
  2. Step 2: Convert to fraction form
    27,844.74/38,426.94 = 15,908.99/x
  3. Step 3: Cross multiply
    27,844.74x = 38,426.94 × 15,908.99
  4. Step 4: Simplify right side
    27,844.74x = 611,333,612.06
  5. Step 5: Solve for x
    x = 611,333,612.06/27,844.74
  6. Step 6: Final answer
    x = 21,955.08

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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.