Home / 32,684.21-45,107.98-18,539.63

Finding the Fourth Proportional to 32,684.21, 45,107.98 and 18,539.63

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Solution

The fourth proportional to 32,684.21, 45,107.98 and 18,539.63 is: 25,586.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,684.21 : 45,107.98 = 18,539.63 : x
  2. Step 2: Convert to fraction form
    32,684.21/45,107.98 = 18,539.63/x
  3. Step 3: Cross multiply
    32,684.21x = 45,107.98 × 18,539.63
  4. Step 4: Simplify right side
    32,684.21x = 836,284,987.36
  5. Step 5: Solve for x
    x = 836,284,987.36/32,684.21
  6. Step 6: Final answer
    x = 25,586.82

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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.