Home / 14,245.56-21,371.58-5,482.98

Finding the Fourth Proportional to 14,245.56, 21,371.58 and 5,482.98

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Solution

The fourth proportional to 14,245.56, 21,371.58 and 5,482.98 is: 8,225.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245.56 : 21,371.58 = 5,482.98 : x
  2. Step 2: Convert to fraction form
    14,245.56/21,371.58 = 5,482.98/x
  3. Step 3: Cross multiply
    14,245.56x = 21,371.58 × 5,482.98
  4. Step 4: Simplify right side
    14,245.56x = 117,179,945.71
  5. Step 5: Solve for x
    x = 117,179,945.71/14,245.56
  6. Step 6: Final answer
    x = 8,225.72

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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.