Home / 14,253.56-21,381.06-4,399.58

Finding the Fourth Proportional to 14,253.56, 21,381.06 and 4,399.58

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Solution

The fourth proportional to 14,253.56, 21,381.06 and 4,399.58 is: 6,599.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.56 : 21,381.06 = 4,399.58 : x
  2. Step 2: Convert to fraction form
    14,253.56/21,381.06 = 4,399.58/x
  3. Step 3: Cross multiply
    14,253.56x = 21,381.06 × 4,399.58
  4. Step 4: Simplify right side
    14,253.56x = 94,067,683.95
  5. Step 5: Solve for x
    x = 94,067,683.95/14,253.56
  6. Step 6: Final answer
    x = 6,599.59

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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.