Home / 32,682.26-45,109.53-18,543.38

Finding the Fourth Proportional to 32,682.26, 45,109.53 and 18,543.38

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Solution

The fourth proportional to 32,682.26, 45,109.53 and 18,543.38 is: 25,594.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,682.26 : 45,109.53 = 18,543.38 : x
  2. Step 2: Convert to fraction form
    32,682.26/45,109.53 = 18,543.38/x
  3. Step 3: Cross multiply
    32,682.26x = 45,109.53 × 18,543.38
  4. Step 4: Simplify right side
    32,682.26x = 836,483,156.41
  5. Step 5: Solve for x
    x = 836,483,156.41/32,682.26
  6. Step 6: Final answer
    x = 25,594.41

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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.