Home / 14,114.58-21,164.38-4,751.48

Finding the Fourth Proportional to 14,114.58, 21,164.38 and 4,751.48

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Solution

The fourth proportional to 14,114.58, 21,164.38 and 4,751.48 is: 7,124.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.58 : 21,164.38 = 4,751.48 : x
  2. Step 2: Convert to fraction form
    14,114.58/21,164.38 = 4,751.48/x
  3. Step 3: Cross multiply
    14,114.58x = 21,164.38 × 4,751.48
  4. Step 4: Simplify right side
    14,114.58x = 100,562,128.28
  5. Step 5: Solve for x
    x = 100,562,128.28/14,114.58
  6. Step 6: Final answer
    x = 7,124.70

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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.