Home / 18,860.75-26,026.28-10,362.44

Finding the Fourth Proportional to 18,860.75, 26,026.28 and 10,362.44

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Solution

The fourth proportional to 18,860.75, 26,026.28 and 10,362.44 is: 14,299.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,860.75 : 26,026.28 = 10,362.44 : x
  2. Step 2: Convert to fraction form
    18,860.75/26,026.28 = 10,362.44/x
  3. Step 3: Cross multiply
    18,860.75x = 26,026.28 × 10,362.44
  4. Step 4: Simplify right side
    18,860.75x = 269,695,582.98
  5. Step 5: Solve for x
    x = 269,695,582.98/18,860.75
  6. Step 6: Final answer
    x = 14,299.31

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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.