Home / 14,064.60-21,094.32-5,178

Finding the Fourth Proportional to 14,064.60, 21,094.32 and 5,178

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Solution

The fourth proportional to 14,064.60, 21,094.32 and 5,178 is: 7,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,064.60 : 21,094.32 = 5,178 : x
  2. Step 2: Convert to fraction form
    14,064.60/21,094.32 = 5,178/x
  3. Step 3: Cross multiply
    14,064.60x = 21,094.32 × 5,178
  4. Step 4: Simplify right side
    14,064.60x = 109,226,388.96
  5. Step 5: Solve for x
    x = 109,226,388.96/14,064.60
  6. Step 6: Final answer
    x = 7,766.05

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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.