Home / 14,380.23-19,844.80-8,410.74

Finding the Fourth Proportional to 14,380.23, 19,844.80 and 8,410.74

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Solution

The fourth proportional to 14,380.23, 19,844.80 and 8,410.74 is: 11,606.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380.23 : 19,844.80 = 8,410.74 : x
  2. Step 2: Convert to fraction form
    14,380.23/19,844.80 = 8,410.74/x
  3. Step 3: Cross multiply
    14,380.23x = 19,844.80 × 8,410.74
  4. Step 4: Simplify right side
    14,380.23x = 166,909,357.71
  5. Step 5: Solve for x
    x = 166,909,357.71/14,380.23
  6. Step 6: Final answer
    x = 11,606.86

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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.