Home / 32,909.22-45,405.63-19,106.55

Finding the Fourth Proportional to 32,909.22, 45,405.63 and 19,106.55

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Solution

The fourth proportional to 32,909.22, 45,405.63 and 19,106.55 is: 26,361.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,909.22 : 45,405.63 = 19,106.55 : x
  2. Step 2: Convert to fraction form
    32,909.22/45,405.63 = 19,106.55/x
  3. Step 3: Cross multiply
    32,909.22x = 45,405.63 × 19,106.55
  4. Step 4: Simplify right side
    32,909.22x = 867,544,939.88
  5. Step 5: Solve for x
    x = 867,544,939.88/32,909.22
  6. Step 6: Final answer
    x = 26,361.76

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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.