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Finding the Fourth Proportional to 18,852.50, 26,017.26 and 10,469

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Solution

The fourth proportional to 18,852.50, 26,017.26 and 10,469 is: 14,447.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852.50 : 26,017.26 = 10,469 : x
  2. Step 2: Convert to fraction form
    18,852.50/26,017.26 = 10,469/x
  3. Step 3: Cross multiply
    18,852.50x = 26,017.26 × 10,469
  4. Step 4: Simplify right side
    18,852.50x = 272,374,694.94
  5. Step 5: Solve for x
    x = 272,374,694.94/18,852.50
  6. Step 6: Final answer
    x = 14,447.67

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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.