Home / 14,032.55-19,364.87-7,744.88

Finding the Fourth Proportional to 14,032.55, 19,364.87 and 7,744.88

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Solution

The fourth proportional to 14,032.55, 19,364.87 and 7,744.88 is: 10,687.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.55 : 19,364.87 = 7,744.88 : x
  2. Step 2: Convert to fraction form
    14,032.55/19,364.87 = 7,744.88/x
  3. Step 3: Cross multiply
    14,032.55x = 19,364.87 × 7,744.88
  4. Step 4: Simplify right side
    14,032.55x = 149,978,516.90
  5. Step 5: Solve for x
    x = 149,978,516.90/14,032.55
  6. Step 6: Final answer
    x = 10,687.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.