Home / 37,390.33-56,073.36-12,423.67

Finding the Fourth Proportional to 37,390.33, 56,073.36 and 12,423.67

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Solution

The fourth proportional to 37,390.33, 56,073.36 and 12,423.67 is: 18,631.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,390.33 : 56,073.36 = 12,423.67 : x
  2. Step 2: Convert to fraction form
    37,390.33/56,073.36 = 12,423.67/x
  3. Step 3: Cross multiply
    37,390.33x = 56,073.36 × 12,423.67
  4. Step 4: Simplify right side
    37,390.33x = 696,636,879.72
  5. Step 5: Solve for x
    x = 696,636,879.72/37,390.33
  6. Step 6: Final answer
    x = 18,631.47

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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.