Home / 14,059.96-21,058.84-9,114.64

Finding the Fourth Proportional to 14,059.96, 21,058.84 and 9,114.64

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Solution

The fourth proportional to 14,059.96, 21,058.84 and 9,114.64 is: 13,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,059.96 : 21,058.84 = 9,114.64 : x
  2. Step 2: Convert to fraction form
    14,059.96/21,058.84 = 9,114.64/x
  3. Step 3: Cross multiply
    14,059.96x = 21,058.84 × 9,114.64
  4. Step 4: Simplify right side
    14,059.96x = 191,943,745.42
  5. Step 5: Solve for x
    x = 191,943,745.42/14,059.96
  6. Step 6: Final answer
    x = 13,651.80

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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.