Home / 14,289.86-21,441.27-7,369.22

Finding the Fourth Proportional to 14,289.86, 21,441.27 and 7,369.22

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Solution

The fourth proportional to 14,289.86, 21,441.27 and 7,369.22 is: 11,057.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289.86 : 21,441.27 = 7,369.22 : x
  2. Step 2: Convert to fraction form
    14,289.86/21,441.27 = 7,369.22/x
  3. Step 3: Cross multiply
    14,289.86x = 21,441.27 × 7,369.22
  4. Step 4: Simplify right side
    14,289.86x = 158,005,435.71
  5. Step 5: Solve for x
    x = 158,005,435.71/14,289.86
  6. Step 6: Final answer
    x = 11,057.17

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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.