Home / 16,656.22-23,004.48-11,341.81

Finding the Fourth Proportional to 16,656.22, 23,004.48 and 11,341.81

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Solution

The fourth proportional to 16,656.22, 23,004.48 and 11,341.81 is: 15,664.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,656.22 : 23,004.48 = 11,341.81 : x
  2. Step 2: Convert to fraction form
    16,656.22/23,004.48 = 11,341.81/x
  3. Step 3: Cross multiply
    16,656.22x = 23,004.48 × 11,341.81
  4. Step 4: Simplify right side
    16,656.22x = 260,912,441.31
  5. Step 5: Solve for x
    x = 260,912,441.31/16,656.22
  6. Step 6: Final answer
    x = 15,664.57

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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.