Home / 14,297.64-21,447.40-4,938.56

Finding the Fourth Proportional to 14,297.64, 21,447.40 and 4,938.56

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Solution

The fourth proportional to 14,297.64, 21,447.40 and 4,938.56 is: 7,408.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297.64 : 21,447.40 = 4,938.56 : x
  2. Step 2: Convert to fraction form
    14,297.64/21,447.40 = 4,938.56/x
  3. Step 3: Cross multiply
    14,297.64x = 21,447.40 × 4,938.56
  4. Step 4: Simplify right side
    14,297.64x = 105,919,271.74
  5. Step 5: Solve for x
    x = 105,919,271.74/14,297.64
  6. Step 6: Final answer
    x = 7,408.16

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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.