Home / 14,464.13-19,976.90-9,740.21

Finding the Fourth Proportional to 14,464.13, 19,976.90 and 9,740.21

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Solution

The fourth proportional to 14,464.13, 19,976.90 and 9,740.21 is: 13,452.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,464.13 : 19,976.90 = 9,740.21 : x
  2. Step 2: Convert to fraction form
    14,464.13/19,976.90 = 9,740.21/x
  3. Step 3: Cross multiply
    14,464.13x = 19,976.90 × 9,740.21
  4. Step 4: Simplify right side
    14,464.13x = 194,579,052.56
  5. Step 5: Solve for x
    x = 194,579,052.56/14,464.13
  6. Step 6: Final answer
    x = 13,452.53

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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.