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Finding the Fourth Proportional to 14,014.88, 21,035.44 and 7,094.24

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Solution

The fourth proportional to 14,014.88, 21,035.44 and 7,094.24 is: 10,648.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.88 : 21,035.44 = 7,094.24 : x
  2. Step 2: Convert to fraction form
    14,014.88/21,035.44 = 7,094.24/x
  3. Step 3: Cross multiply
    14,014.88x = 21,035.44 × 7,094.24
  4. Step 4: Simplify right side
    14,014.88x = 149,230,459.87
  5. Step 5: Solve for x
    x = 149,230,459.87/14,014.88
  6. Step 6: Final answer
    x = 10,648.00

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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.