Home / 16,469.52-24,678.40-12,730.46

Finding the Fourth Proportional to 16,469.52, 24,678.40 and 12,730.46

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Solution

The fourth proportional to 16,469.52, 24,678.40 and 12,730.46 is: 19,075.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,469.52 : 24,678.40 = 12,730.46 : x
  2. Step 2: Convert to fraction form
    16,469.52/24,678.40 = 12,730.46/x
  3. Step 3: Cross multiply
    16,469.52x = 24,678.40 × 12,730.46
  4. Step 4: Simplify right side
    16,469.52x = 314,167,228.85
  5. Step 5: Solve for x
    x = 314,167,228.85/16,469.52
  6. Step 6: Final answer
    x = 19,075.67

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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.