Home / 14,485.75-21,731.07-4,488.19

Finding the Fourth Proportional to 14,485.75, 21,731.07 and 4,488.19

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Solution

The fourth proportional to 14,485.75, 21,731.07 and 4,488.19 is: 6,733.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,485.75 : 21,731.07 = 4,488.19 : x
  2. Step 2: Convert to fraction form
    14,485.75/21,731.07 = 4,488.19/x
  3. Step 3: Cross multiply
    14,485.75x = 21,731.07 × 4,488.19
  4. Step 4: Simplify right side
    14,485.75x = 97,533,148.62
  5. Step 5: Solve for x
    x = 97,533,148.62/14,485.75
  6. Step 6: Final answer
    x = 6,733.04

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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.