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Finding the Fourth Proportional to 30,145.44, 41,602.32 and 17,569.44

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Solution

The fourth proportional to 30,145.44, 41,602.32 and 17,569.44 is: 24,246.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,145.44 : 41,602.32 = 17,569.44 : x
  2. Step 2: Convert to fraction form
    30,145.44/41,602.32 = 17,569.44/x
  3. Step 3: Cross multiply
    30,145.44x = 41,602.32 × 17,569.44
  4. Step 4: Simplify right side
    30,145.44x = 730,929,465.10
  5. Step 5: Solve for x
    x = 730,929,465.10/30,145.44
  6. Step 6: Final answer
    x = 24,246.77

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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.