Home / 15,455.44-23,165.88-6,677.20

Finding the Fourth Proportional to 15,455.44, 23,165.88 and 6,677.20

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Solution

The fourth proportional to 15,455.44, 23,165.88 and 6,677.20 is: 10,008.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455.44 : 23,165.88 = 6,677.20 : x
  2. Step 2: Convert to fraction form
    15,455.44/23,165.88 = 6,677.20/x
  3. Step 3: Cross multiply
    15,455.44x = 23,165.88 × 6,677.20
  4. Step 4: Simplify right side
    15,455.44x = 154,683,213.94
  5. Step 5: Solve for x
    x = 154,683,213.94/15,455.44
  6. Step 6: Final answer
    x = 10,008.33

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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.