Home / 19,176.77-26,457.60-11,213.36

Finding the Fourth Proportional to 19,176.77, 26,457.60 and 11,213.36

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Solution

The fourth proportional to 19,176.77, 26,457.60 and 11,213.36 is: 15,470.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,176.77 : 26,457.60 = 11,213.36 : x
  2. Step 2: Convert to fraction form
    19,176.77/26,457.60 = 11,213.36/x
  3. Step 3: Cross multiply
    19,176.77x = 26,457.60 × 11,213.36
  4. Step 4: Simplify right side
    19,176.77x = 296,678,659.68
  5. Step 5: Solve for x
    x = 296,678,659.68/19,176.77
  6. Step 6: Final answer
    x = 15,470.73

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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.