Home / 14,148.53-21,226.09-4,152.88

Finding the Fourth Proportional to 14,148.53, 21,226.09 and 4,152.88

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Solution

The fourth proportional to 14,148.53, 21,226.09 and 4,152.88 is: 6,230.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.53 : 21,226.09 = 4,152.88 : x
  2. Step 2: Convert to fraction form
    14,148.53/21,226.09 = 4,152.88/x
  3. Step 3: Cross multiply
    14,148.53x = 21,226.09 × 4,152.88
  4. Step 4: Simplify right side
    14,148.53x = 88,149,341.19
  5. Step 5: Solve for x
    x = 88,149,341.19/14,148.53
  6. Step 6: Final answer
    x = 6,230.28

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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.