Home / 27,047.56-37,325.94-15,111.40

Finding the Fourth Proportional to 27,047.56, 37,325.94 and 15,111.40

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Solution

The fourth proportional to 27,047.56, 37,325.94 and 15,111.40 is: 20,853.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,047.56 : 37,325.94 = 15,111.40 : x
  2. Step 2: Convert to fraction form
    27,047.56/37,325.94 = 15,111.40/x
  3. Step 3: Cross multiply
    27,047.56x = 37,325.94 × 15,111.40
  4. Step 4: Simplify right side
    27,047.56x = 564,047,209.72
  5. Step 5: Solve for x
    x = 564,047,209.72/27,047.56
  6. Step 6: Final answer
    x = 20,853.90

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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.