Home / 30,570.34-45,868.70-16,540.25

Finding the Fourth Proportional to 30,570.34, 45,868.70 and 16,540.25

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Solution

The fourth proportional to 30,570.34, 45,868.70 and 16,540.25 is: 24,817.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,570.34 : 45,868.70 = 16,540.25 : x
  2. Step 2: Convert to fraction form
    30,570.34/45,868.70 = 16,540.25/x
  3. Step 3: Cross multiply
    30,570.34x = 45,868.70 × 16,540.25
  4. Step 4: Simplify right side
    30,570.34x = 758,679,453.13
  5. Step 5: Solve for x
    x = 758,679,453.13/30,570.34
  6. Step 6: Final answer
    x = 24,817.50

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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.