Home / 40,012.77-60,017.87-11,933.06

Finding the Fourth Proportional to 40,012.77, 60,017.87 and 11,933.06

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Solution

The fourth proportional to 40,012.77, 60,017.87 and 11,933.06 is: 17,899.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,012.77 : 60,017.87 = 11,933.06 : x
  2. Step 2: Convert to fraction form
    40,012.77/60,017.87 = 11,933.06/x
  3. Step 3: Cross multiply
    40,012.77x = 60,017.87 × 11,933.06
  4. Step 4: Simplify right side
    40,012.77x = 716,196,843.78
  5. Step 5: Solve for x
    x = 716,196,843.78/40,012.77
  6. Step 6: Final answer
    x = 17,899.21

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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.