Home / 30,350.48-41,885.80-16,922.64

Finding the Fourth Proportional to 30,350.48, 41,885.80 and 16,922.64

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Solution

The fourth proportional to 30,350.48, 41,885.80 and 16,922.64 is: 23,354.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350.48 : 41,885.80 = 16,922.64 : x
  2. Step 2: Convert to fraction form
    30,350.48/41,885.80 = 16,922.64/x
  3. Step 3: Cross multiply
    30,350.48x = 41,885.80 × 16,922.64
  4. Step 4: Simplify right side
    30,350.48x = 708,818,314.51
  5. Step 5: Solve for x
    x = 708,818,314.51/30,350.48
  6. Step 6: Final answer
    x = 23,354.44

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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.