Home / 13,354.32-20,009.44-4,584.40

Finding the Fourth Proportional to 13,354.32, 20,009.44 and 4,584.40

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Solution

The fourth proportional to 13,354.32, 20,009.44 and 4,584.40 is: 6,869.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354.32 : 20,009.44 = 4,584.40 : x
  2. Step 2: Convert to fraction form
    13,354.32/20,009.44 = 4,584.40/x
  3. Step 3: Cross multiply
    13,354.32x = 20,009.44 × 4,584.40
  4. Step 4: Simplify right side
    13,354.32x = 91,731,276.74
  5. Step 5: Solve for x
    x = 91,731,276.74/13,354.32
  6. Step 6: Final answer
    x = 6,869.03

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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.