Home / 19,507.80-29,256.10-6,361.32

Finding the Fourth Proportional to 19,507.80, 29,256.10 and 6,361.32

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Solution

The fourth proportional to 19,507.80, 29,256.10 and 6,361.32 is: 9,540.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,507.80 : 29,256.10 = 6,361.32 : x
  2. Step 2: Convert to fraction form
    19,507.80/29,256.10 = 6,361.32/x
  3. Step 3: Cross multiply
    19,507.80x = 29,256.10 × 6,361.32
  4. Step 4: Simplify right side
    19,507.80x = 186,107,414.05
  5. Step 5: Solve for x
    x = 186,107,414.05/19,507.80
  6. Step 6: Final answer
    x = 9,540.15

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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.