Home / 30,318.02-41,833.31-16,888.94

Finding the Fourth Proportional to 30,318.02, 41,833.31 and 16,888.94

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Solution

The fourth proportional to 30,318.02, 41,833.31 and 16,888.94 is: 23,303.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,318.02 : 41,833.31 = 16,888.94 : x
  2. Step 2: Convert to fraction form
    30,318.02/41,833.31 = 16,888.94/x
  3. Step 3: Cross multiply
    30,318.02x = 41,833.31 × 16,888.94
  4. Step 4: Simplify right side
    30,318.02x = 706,520,262.59
  5. Step 5: Solve for x
    x = 706,520,262.59/30,318.02
  6. Step 6: Final answer
    x = 23,303.64

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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.