Home / 13,786.92-19,026.55-8,483.50

Finding the Fourth Proportional to 13,786.92, 19,026.55 and 8,483.50

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Solution

The fourth proportional to 13,786.92, 19,026.55 and 8,483.50 is: 11,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,786.92 : 19,026.55 = 8,483.50 : x
  2. Step 2: Convert to fraction form
    13,786.92/19,026.55 = 8,483.50/x
  3. Step 3: Cross multiply
    13,786.92x = 19,026.55 × 8,483.50
  4. Step 4: Simplify right side
    13,786.92x = 161,411,736.93
  5. Step 5: Solve for x
    x = 161,411,736.93/13,786.92
  6. Step 6: Final answer
    x = 11,707.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.