Home / 14,325.16-21,495.30-7,750.12

Finding the Fourth Proportional to 14,325.16, 21,495.30 and 7,750.12

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Solution

The fourth proportional to 14,325.16, 21,495.30 and 7,750.12 is: 11,629.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,325.16 : 21,495.30 = 7,750.12 : x
  2. Step 2: Convert to fraction form
    14,325.16/21,495.30 = 7,750.12/x
  3. Step 3: Cross multiply
    14,325.16x = 21,495.30 × 7,750.12
  4. Step 4: Simplify right side
    14,325.16x = 166,591,154.44
  5. Step 5: Solve for x
    x = 166,591,154.44/14,325.16
  6. Step 6: Final answer
    x = 11,629.27

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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.