Home / 16,405.89-24,651.36-14,331.48

Finding the Fourth Proportional to 16,405.89, 24,651.36 and 14,331.48

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Solution

The fourth proportional to 16,405.89, 24,651.36 and 14,331.48 is: 21,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,405.89 : 24,651.36 = 14,331.48 : x
  2. Step 2: Convert to fraction form
    16,405.89/24,651.36 = 14,331.48/x
  3. Step 3: Cross multiply
    16,405.89x = 24,651.36 × 14,331.48
  4. Step 4: Simplify right side
    16,405.89x = 353,290,472.81
  5. Step 5: Solve for x
    x = 353,290,472.81/16,405.89
  6. Step 6: Final answer
    x = 21,534.37

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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.