Home / 30,729.62-46,075.37-12,951.14

Finding the Fourth Proportional to 30,729.62, 46,075.37 and 12,951.14

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Solution

The fourth proportional to 30,729.62, 46,075.37 and 12,951.14 is: 19,418.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,729.62 : 46,075.37 = 12,951.14 : x
  2. Step 2: Convert to fraction form
    30,729.62/46,075.37 = 12,951.14/x
  3. Step 3: Cross multiply
    30,729.62x = 46,075.37 × 12,951.14
  4. Step 4: Simplify right side
    30,729.62x = 596,728,272.29
  5. Step 5: Solve for x
    x = 596,728,272.29/30,729.62
  6. Step 6: Final answer
    x = 19,418.67

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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.