Home / 14,372.11-21,560.45-4,509.05

Finding the Fourth Proportional to 14,372.11, 21,560.45 and 4,509.05

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Solution

The fourth proportional to 14,372.11, 21,560.45 and 4,509.05 is: 6,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372.11 : 21,560.45 = 4,509.05 : x
  2. Step 2: Convert to fraction form
    14,372.11/21,560.45 = 4,509.05/x
  3. Step 3: Cross multiply
    14,372.11x = 21,560.45 × 4,509.05
  4. Step 4: Simplify right side
    14,372.11x = 97,217,124.53
  5. Step 5: Solve for x
    x = 97,217,124.53/14,372.11
  6. Step 6: Final answer
    x = 6,764.29

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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.