Home / 27,007.12-40,525.80-11,436.40

Finding the Fourth Proportional to 27,007.12, 40,525.80 and 11,436.40

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Solution

The fourth proportional to 27,007.12, 40,525.80 and 11,436.40 is: 17,161.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,007.12 : 40,525.80 = 11,436.40 : x
  2. Step 2: Convert to fraction form
    27,007.12/40,525.80 = 11,436.40/x
  3. Step 3: Cross multiply
    27,007.12x = 40,525.80 × 11,436.40
  4. Step 4: Simplify right side
    27,007.12x = 463,469,259.12
  5. Step 5: Solve for x
    x = 463,469,259.12/27,007.12
  6. Step 6: Final answer
    x = 17,161.00

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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.