Home / 14,428.46-21,639.96-5,066.28

Finding the Fourth Proportional to 14,428.46, 21,639.96 and 5,066.28

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Solution

The fourth proportional to 14,428.46, 21,639.96 and 5,066.28 is: 7,598.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,428.46 : 21,639.96 = 5,066.28 : x
  2. Step 2: Convert to fraction form
    14,428.46/21,639.96 = 5,066.28/x
  3. Step 3: Cross multiply
    14,428.46x = 21,639.96 × 5,066.28
  4. Step 4: Simplify right side
    14,428.46x = 109,634,096.55
  5. Step 5: Solve for x
    x = 109,634,096.55/14,428.46
  6. Step 6: Final answer
    x = 7,598.46

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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.