Home / 30,303.66-41,816.07-16,874.40

Finding the Fourth Proportional to 30,303.66, 41,816.07 and 16,874.40

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Solution

The fourth proportional to 30,303.66, 41,816.07 and 16,874.40 is: 23,285.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303.66 : 41,816.07 = 16,874.40 : x
  2. Step 2: Convert to fraction form
    30,303.66/41,816.07 = 16,874.40/x
  3. Step 3: Cross multiply
    30,303.66x = 41,816.07 × 16,874.40
  4. Step 4: Simplify right side
    30,303.66x = 705,621,091.61
  5. Step 5: Solve for x
    x = 705,621,091.61/30,303.66
  6. Step 6: Final answer
    x = 23,285.01

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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.