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Finding the Fourth Proportional to 11,259.51, 16,892.45 and 11,259.51

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Solution

The fourth proportional to 11,259.51, 16,892.45 and 11,259.51 is: 16,892.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.51 : 16,892.45 = 11,259.51 : x
  2. Step 2: Convert to fraction form
    11,259.51/16,892.45 = 11,259.51/x
  3. Step 3: Cross multiply
    11,259.51x = 16,892.45 × 11,259.51
  4. Step 4: Simplify right side
    11,259.51x = 190,200,632.28
  5. Step 5: Solve for x
    x = 190,200,632.28/11,259.51
  6. Step 6: Final answer
    x = 16,892.45

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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.