Home / 34,083.93-47,035.20-18,976.21

Finding the Fourth Proportional to 34,083.93, 47,035.20 and 18,976.21

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Solution

The fourth proportional to 34,083.93, 47,035.20 and 18,976.21 is: 26,186.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,083.93 : 47,035.20 = 18,976.21 : x
  2. Step 2: Convert to fraction form
    34,083.93/47,035.20 = 18,976.21/x
  3. Step 3: Cross multiply
    34,083.93x = 47,035.20 × 18,976.21
  4. Step 4: Simplify right side
    34,083.93x = 892,549,832.59
  5. Step 5: Solve for x
    x = 892,549,832.59/34,083.93
  6. Step 6: Final answer
    x = 26,186.82

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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.