Home / 14,661.36-21,995.46-5,299.74

Finding the Fourth Proportional to 14,661.36, 21,995.46 and 5,299.74

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Solution

The fourth proportional to 14,661.36, 21,995.46 and 5,299.74 is: 7,950.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,661.36 : 21,995.46 = 5,299.74 : x
  2. Step 2: Convert to fraction form
    14,661.36/21,995.46 = 5,299.74/x
  3. Step 3: Cross multiply
    14,661.36x = 21,995.46 × 5,299.74
  4. Step 4: Simplify right side
    14,661.36x = 116,570,219.18
  5. Step 5: Solve for x
    x = 116,570,219.18/14,661.36
  6. Step 6: Final answer
    x = 7,950.85

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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.