Home / 14,018.87-21,004.88-9,851.42

Finding the Fourth Proportional to 14,018.87, 21,004.88 and 9,851.42

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Solution

The fourth proportional to 14,018.87, 21,004.88 and 9,851.42 is: 14,760.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.87 : 21,004.88 = 9,851.42 : x
  2. Step 2: Convert to fraction form
    14,018.87/21,004.88 = 9,851.42/x
  3. Step 3: Cross multiply
    14,018.87x = 21,004.88 × 9,851.42
  4. Step 4: Simplify right side
    14,018.87x = 206,927,814.53
  5. Step 5: Solve for x
    x = 206,927,814.53/14,018.87
  6. Step 6: Final answer
    x = 14,760.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.