Home / 23,637.21-35,422.40-13,111.88

Finding the Fourth Proportional to 23,637.21, 35,422.40 and 13,111.88

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Solution

The fourth proportional to 23,637.21, 35,422.40 and 13,111.88 is: 19,649.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,637.21 : 35,422.40 = 13,111.88 : x
  2. Step 2: Convert to fraction form
    23,637.21/35,422.40 = 13,111.88/x
  3. Step 3: Cross multiply
    23,637.21x = 35,422.40 × 13,111.88
  4. Step 4: Simplify right side
    23,637.21x = 464,454,015.44
  5. Step 5: Solve for x
    x = 464,454,015.44/23,637.21
  6. Step 6: Final answer
    x = 19,649.27

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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.