Home / 14,137.37-21,197.35-4,776.50

Finding the Fourth Proportional to 14,137.37, 21,197.35 and 4,776.50

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Solution

The fourth proportional to 14,137.37, 21,197.35 and 4,776.50 is: 7,161.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.37 : 21,197.35 = 4,776.50 : x
  2. Step 2: Convert to fraction form
    14,137.37/21,197.35 = 4,776.50/x
  3. Step 3: Cross multiply
    14,137.37x = 21,197.35 × 4,776.50
  4. Step 4: Simplify right side
    14,137.37x = 101,249,174.37
  5. Step 5: Solve for x
    x = 101,249,174.37/14,137.37
  6. Step 6: Final answer
    x = 7,161.81

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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.