Home / 14,571.46-21,864.03-7,182.16

Finding the Fourth Proportional to 14,571.46, 21,864.03 and 7,182.16

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Solution

The fourth proportional to 14,571.46, 21,864.03 and 7,182.16 is: 10,776.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,571.46 : 21,864.03 = 7,182.16 : x
  2. Step 2: Convert to fraction form
    14,571.46/21,864.03 = 7,182.16/x
  3. Step 3: Cross multiply
    14,571.46x = 21,864.03 × 7,182.16
  4. Step 4: Simplify right side
    14,571.46x = 157,030,961.70
  5. Step 5: Solve for x
    x = 157,030,961.70/14,571.46
  6. Step 6: Final answer
    x = 10,776.61

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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.