Home / 58,828.89-88,254.27-19,388.78

Finding the Fourth Proportional to 58,828.89, 88,254.27 and 19,388.78

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Solution

The fourth proportional to 58,828.89, 88,254.27 and 19,388.78 is: 29,086.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,828.89 : 88,254.27 = 19,388.78 : x
  2. Step 2: Convert to fraction form
    58,828.89/88,254.27 = 19,388.78/x
  3. Step 3: Cross multiply
    58,828.89x = 88,254.27 × 19,388.78
  4. Step 4: Simplify right side
    58,828.89x = 1,711,142,183.82
  5. Step 5: Solve for x
    x = 1,711,142,183.82/58,828.89
  6. Step 6: Final answer
    x = 29,086.77

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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.