Home / 12,031.79-18,050.42-4,537.67

Finding the Fourth Proportional to 12,031.79, 18,050.42 and 4,537.67

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Solution

The fourth proportional to 12,031.79, 18,050.42 and 4,537.67 is: 6,807.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,031.79 : 18,050.42 = 4,537.67 : x
  2. Step 2: Convert to fraction form
    12,031.79/18,050.42 = 4,537.67/x
  3. Step 3: Cross multiply
    12,031.79x = 18,050.42 × 4,537.67
  4. Step 4: Simplify right side
    12,031.79x = 81,906,905.79
  5. Step 5: Solve for x
    x = 81,906,905.79/12,031.79
  6. Step 6: Final answer
    x = 6,807.54

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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.