Home / 30,342.24-41,871.87-16,913.25

Finding the Fourth Proportional to 30,342.24, 41,871.87 and 16,913.25

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Solution

The fourth proportional to 30,342.24, 41,871.87 and 16,913.25 is: 23,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,342.24 : 41,871.87 = 16,913.25 : x
  2. Step 2: Convert to fraction form
    30,342.24/41,871.87 = 16,913.25/x
  3. Step 3: Cross multiply
    30,342.24x = 41,871.87 × 16,913.25
  4. Step 4: Simplify right side
    30,342.24x = 708,189,405.28
  5. Step 5: Solve for x
    x = 708,189,405.28/30,342.24
  6. Step 6: Final answer
    x = 23,340.05

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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.