Home / 13,248.18-19,876.22-5,346.63

Finding the Fourth Proportional to 13,248.18, 19,876.22 and 5,346.63

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Solution

The fourth proportional to 13,248.18, 19,876.22 and 5,346.63 is: 8,021.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.18 : 19,876.22 = 5,346.63 : x
  2. Step 2: Convert to fraction form
    13,248.18/19,876.22 = 5,346.63/x
  3. Step 3: Cross multiply
    13,248.18x = 19,876.22 × 5,346.63
  4. Step 4: Simplify right side
    13,248.18x = 106,270,767.41
  5. Step 5: Solve for x
    x = 106,270,767.41/13,248.18
  6. Step 6: Final answer
    x = 8,021.54

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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.