Home / 14,352.72-21,528.84-4,491.90

Finding the Fourth Proportional to 14,352.72, 21,528.84 and 4,491.90

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Solution

The fourth proportional to 14,352.72, 21,528.84 and 4,491.90 is: 6,737.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,352.72 : 21,528.84 = 4,491.90 : x
  2. Step 2: Convert to fraction form
    14,352.72/21,528.84 = 4,491.90/x
  3. Step 3: Cross multiply
    14,352.72x = 21,528.84 × 4,491.90
  4. Step 4: Simplify right side
    14,352.72x = 96,705,396.40
  5. Step 5: Solve for x
    x = 96,705,396.40/14,352.72
  6. Step 6: Final answer
    x = 6,737.77

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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.