Home / 30,433.86-41,994.12-17,005.68

Finding the Fourth Proportional to 30,433.86, 41,994.12 and 17,005.68

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Solution

The fourth proportional to 30,433.86, 41,994.12 and 17,005.68 is: 23,465.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,433.86 : 41,994.12 = 17,005.68 : x
  2. Step 2: Convert to fraction form
    30,433.86/41,994.12 = 17,005.68/x
  3. Step 3: Cross multiply
    30,433.86x = 41,994.12 × 17,005.68
  4. Step 4: Simplify right side
    30,433.86x = 714,138,566.60
  5. Step 5: Solve for x
    x = 714,138,566.60/30,433.86
  6. Step 6: Final answer
    x = 23,465.26

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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.