Home / 18,256.92-25,188.66-14,416.37

Finding the Fourth Proportional to 18,256.92, 25,188.66 and 14,416.37

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Solution

The fourth proportional to 18,256.92, 25,188.66 and 14,416.37 is: 19,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.92 : 25,188.66 = 14,416.37 : x
  2. Step 2: Convert to fraction form
    18,256.92/25,188.66 = 14,416.37/x
  3. Step 3: Cross multiply
    18,256.92x = 25,188.66 × 14,416.37
  4. Step 4: Simplify right side
    18,256.92x = 363,128,916.42
  5. Step 5: Solve for x
    x = 363,128,916.42/18,256.92
  6. Step 6: Final answer
    x = 19,889.93

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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.