Home / 27,129.51-40,694.75-9,599.43

Finding the Fourth Proportional to 27,129.51, 40,694.75 and 9,599.43

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Solution

The fourth proportional to 27,129.51, 40,694.75 and 9,599.43 is: 14,399.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129.51 : 40,694.75 = 9,599.43 : x
  2. Step 2: Convert to fraction form
    27,129.51/40,694.75 = 9,599.43/x
  3. Step 3: Cross multiply
    27,129.51x = 40,694.75 × 9,599.43
  4. Step 4: Simplify right side
    27,129.51x = 390,646,356.00
  5. Step 5: Solve for x
    x = 390,646,356.00/27,129.51
  6. Step 6: Final answer
    x = 14,399.31

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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.