Home / 35,536.32-49,040.40-19,621.20

Finding the Fourth Proportional to 35,536.32, 49,040.40 and 19,621.20

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Solution

The fourth proportional to 35,536.32, 49,040.40 and 19,621.20 is: 27,077.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,536.32 : 49,040.40 = 19,621.20 : x
  2. Step 2: Convert to fraction form
    35,536.32/49,040.40 = 19,621.20/x
  3. Step 3: Cross multiply
    35,536.32x = 49,040.40 × 19,621.20
  4. Step 4: Simplify right side
    35,536.32x = 962,231,496.48
  5. Step 5: Solve for x
    x = 962,231,496.48/35,536.32
  6. Step 6: Final answer
    x = 27,077.41

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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.