Home / 30,770.15-46,238.58-16,740.54

Finding the Fourth Proportional to 30,770.15, 46,238.58 and 16,740.54

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Solution

The fourth proportional to 30,770.15, 46,238.58 and 16,740.54 is: 25,156.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,770.15 : 46,238.58 = 16,740.54 : x
  2. Step 2: Convert to fraction form
    30,770.15/46,238.58 = 16,740.54/x
  3. Step 3: Cross multiply
    30,770.15x = 46,238.58 × 16,740.54
  4. Step 4: Simplify right side
    30,770.15x = 774,058,798.03
  5. Step 5: Solve for x
    x = 774,058,798.03/30,770.15
  6. Step 6: Final answer
    x = 25,156.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.