Home / 18,914.96-26,102.25-10,416.63

Finding the Fourth Proportional to 18,914.96, 26,102.25 and 10,416.63

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Solution

The fourth proportional to 18,914.96, 26,102.25 and 10,416.63 is: 14,374.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,914.96 : 26,102.25 = 10,416.63 : x
  2. Step 2: Convert to fraction form
    18,914.96/26,102.25 = 10,416.63/x
  3. Step 3: Cross multiply
    18,914.96x = 26,102.25 × 10,416.63
  4. Step 4: Simplify right side
    18,914.96x = 271,897,480.42
  5. Step 5: Solve for x
    x = 271,897,480.42/18,914.96
  6. Step 6: Final answer
    x = 14,374.74

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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.