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Finding the Fourth Proportional to 32,685.53, 45,110.63 and 19,078.04

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Solution

The fourth proportional to 32,685.53, 45,110.63 and 19,078.04 is: 26,330.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,685.53 : 45,110.63 = 19,078.04 : x
  2. Step 2: Convert to fraction form
    32,685.53/45,110.63 = 19,078.04/x
  3. Step 3: Cross multiply
    32,685.53x = 45,110.63 × 19,078.04
  4. Step 4: Simplify right side
    32,685.53x = 860,622,403.57
  5. Step 5: Solve for x
    x = 860,622,403.57/32,685.53
  6. Step 6: Final answer
    x = 26,330.38

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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.