Home / 27,090.72-40,635.06-9,560.16

Finding the Fourth Proportional to 27,090.72, 40,635.06 and 9,560.16

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Solution

The fourth proportional to 27,090.72, 40,635.06 and 9,560.16 is: 14,339.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,090.72 : 40,635.06 = 9,560.16 : x
  2. Step 2: Convert to fraction form
    27,090.72/40,635.06 = 9,560.16/x
  3. Step 3: Cross multiply
    27,090.72x = 40,635.06 × 9,560.16
  4. Step 4: Simplify right side
    27,090.72x = 388,477,675.21
  5. Step 5: Solve for x
    x = 388,477,675.21/27,090.72
  6. Step 6: Final answer
    x = 14,339.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.