Home / 30,133.80-41,582.85-16,704.18

Finding the Fourth Proportional to 30,133.80, 41,582.85 and 16,704.18

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Solution

The fourth proportional to 30,133.80, 41,582.85 and 16,704.18 is: 23,050.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,133.80 : 41,582.85 = 16,704.18 : x
  2. Step 2: Convert to fraction form
    30,133.80/41,582.85 = 16,704.18/x
  3. Step 3: Cross multiply
    30,133.80x = 41,582.85 × 16,704.18
  4. Step 4: Simplify right side
    30,133.80x = 694,607,411.31
  5. Step 5: Solve for x
    x = 694,607,411.31/30,133.80
  6. Step 6: Final answer
    x = 23,050.77

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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.