Home / 14,048.92-21,070.49-4,185.55

Finding the Fourth Proportional to 14,048.92, 21,070.49 and 4,185.55

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Solution

The fourth proportional to 14,048.92, 21,070.49 and 4,185.55 is: 6,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,048.92 : 21,070.49 = 4,185.55 : x
  2. Step 2: Convert to fraction form
    14,048.92/21,070.49 = 4,185.55/x
  3. Step 3: Cross multiply
    14,048.92x = 21,070.49 × 4,185.55
  4. Step 4: Simplify right side
    14,048.92x = 88,191,589.42
  5. Step 5: Solve for x
    x = 88,191,589.42/14,048.92
  6. Step 6: Final answer
    x = 6,277.46

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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.