Home / 18,898.94-26,080.48-10,401.23

Finding the Fourth Proportional to 18,898.94, 26,080.48 and 10,401.23

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Solution

The fourth proportional to 18,898.94, 26,080.48 and 10,401.23 is: 14,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,898.94 : 26,080.48 = 10,401.23 : x
  2. Step 2: Convert to fraction form
    18,898.94/26,080.48 = 10,401.23/x
  3. Step 3: Cross multiply
    18,898.94x = 26,080.48 × 10,401.23
  4. Step 4: Simplify right side
    18,898.94x = 271,269,070.99
  5. Step 5: Solve for x
    x = 271,269,070.99/18,898.94
  6. Step 6: Final answer
    x = 14,353.67

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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.