Home / 30,312.45-41,832.18-16,699.77

Finding the Fourth Proportional to 30,312.45, 41,832.18 and 16,699.77

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Solution

The fourth proportional to 30,312.45, 41,832.18 and 16,699.77 is: 23,046.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,312.45 : 41,832.18 = 16,699.77 : x
  2. Step 2: Convert to fraction form
    30,312.45/41,832.18 = 16,699.77/x
  3. Step 3: Cross multiply
    30,312.45x = 41,832.18 × 16,699.77
  4. Step 4: Simplify right side
    30,312.45x = 698,587,784.60
  5. Step 5: Solve for x
    x = 698,587,784.60/30,312.45
  6. Step 6: Final answer
    x = 23,046.23

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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.