Home / 27,259.84-37,616.88-15,323.02

Finding the Fourth Proportional to 27,259.84, 37,616.88 and 15,323.02

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Solution

The fourth proportional to 27,259.84, 37,616.88 and 15,323.02 is: 21,144.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,259.84 : 37,616.88 = 15,323.02 : x
  2. Step 2: Convert to fraction form
    27,259.84/37,616.88 = 15,323.02/x
  3. Step 3: Cross multiply
    27,259.84x = 37,616.88 × 15,323.02
  4. Step 4: Simplify right side
    27,259.84x = 576,404,204.58
  5. Step 5: Solve for x
    x = 576,404,204.58/27,259.84
  6. Step 6: Final answer
    x = 21,144.81

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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.