Home / 27,561.34-38,034.38-14,986.08

Finding the Fourth Proportional to 27,561.34, 38,034.38 and 14,986.08

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Solution

The fourth proportional to 27,561.34, 38,034.38 and 14,986.08 is: 20,680.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,561.34 : 38,034.38 = 14,986.08 : x
  2. Step 2: Convert to fraction form
    27,561.34/38,034.38 = 14,986.08/x
  3. Step 3: Cross multiply
    27,561.34x = 38,034.38 × 14,986.08
  4. Step 4: Simplify right side
    27,561.34x = 569,986,261.43
  5. Step 5: Solve for x
    x = 569,986,261.43/27,561.34
  6. Step 6: Final answer
    x = 20,680.64

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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.