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Finding the Fourth Proportional to 13,248.77, 19,865.05 and 6,230.32

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Solution

The fourth proportional to 13,248.77, 19,865.05 and 6,230.32 is: 9,341.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.77 : 19,865.05 = 6,230.32 : x
  2. Step 2: Convert to fraction form
    13,248.77/19,865.05 = 6,230.32/x
  3. Step 3: Cross multiply
    13,248.77x = 19,865.05 × 6,230.32
  4. Step 4: Simplify right side
    13,248.77x = 123,765,553.08
  5. Step 5: Solve for x
    x = 123,765,553.08/13,248.77
  6. Step 6: Final answer
    x = 9,341.67

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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.