Home / 14,543.09-21,781.83-6,735.50

Finding the Fourth Proportional to 14,543.09, 21,781.83 and 6,735.50

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Solution

The fourth proportional to 14,543.09, 21,781.83 and 6,735.50 is: 10,088.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,543.09 : 21,781.83 = 6,735.50 : x
  2. Step 2: Convert to fraction form
    14,543.09/21,781.83 = 6,735.50/x
  3. Step 3: Cross multiply
    14,543.09x = 21,781.83 × 6,735.50
  4. Step 4: Simplify right side
    14,543.09x = 146,711,515.97
  5. Step 5: Solve for x
    x = 146,711,515.97/14,543.09
  6. Step 6: Final answer
    x = 10,088.06

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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.