Home / 19,202.76-28,809.36-5,875.46

Finding the Fourth Proportional to 19,202.76, 28,809.36 and 5,875.46

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Solution

The fourth proportional to 19,202.76, 28,809.36 and 5,875.46 is: 8,814.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202.76 : 28,809.36 = 5,875.46 : x
  2. Step 2: Convert to fraction form
    19,202.76/28,809.36 = 5,875.46/x
  3. Step 3: Cross multiply
    19,202.76x = 28,809.36 × 5,875.46
  4. Step 4: Simplify right side
    19,202.76x = 169,268,141.79
  5. Step 5: Solve for x
    x = 169,268,141.79/19,202.76
  6. Step 6: Final answer
    x = 8,814.78

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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.