Home / 14,177.80-21,269.93-4,317.85

Finding the Fourth Proportional to 14,177.80, 21,269.93 and 4,317.85

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Solution

The fourth proportional to 14,177.80, 21,269.93 and 4,317.85 is: 6,477.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.80 : 21,269.93 = 4,317.85 : x
  2. Step 2: Convert to fraction form
    14,177.80/21,269.93 = 4,317.85/x
  3. Step 3: Cross multiply
    14,177.80x = 21,269.93 × 4,317.85
  4. Step 4: Simplify right side
    14,177.80x = 91,840,303.28
  5. Step 5: Solve for x
    x = 91,840,303.28/14,177.80
  6. Step 6: Final answer
    x = 6,477.75

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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.