Home / 15,453.73-23,182.40-4,920.06

Finding the Fourth Proportional to 15,453.73, 23,182.40 and 4,920.06

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Solution

The fourth proportional to 15,453.73, 23,182.40 and 4,920.06 is: 7,380.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,453.73 : 23,182.40 = 4,920.06 : x
  2. Step 2: Convert to fraction form
    15,453.73/23,182.40 = 4,920.06/x
  3. Step 3: Cross multiply
    15,453.73x = 23,182.40 × 4,920.06
  4. Step 4: Simplify right side
    15,453.73x = 114,058,798.94
  5. Step 5: Solve for x
    x = 114,058,798.94/15,453.73
  6. Step 6: Final answer
    x = 7,380.67

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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.