Home / 58,782.28-88,189.80-19,350.66

Finding the Fourth Proportional to 58,782.28, 88,189.80 and 19,350.66

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Solution

The fourth proportional to 58,782.28, 88,189.80 and 19,350.66 is: 29,031.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,782.28 : 88,189.80 = 19,350.66 : x
  2. Step 2: Convert to fraction form
    58,782.28/88,189.80 = 19,350.66/x
  3. Step 3: Cross multiply
    58,782.28x = 88,189.80 × 19,350.66
  4. Step 4: Simplify right side
    58,782.28x = 1,706,530,835.27
  5. Step 5: Solve for x
    x = 1,706,530,835.27/58,782.28
  6. Step 6: Final answer
    x = 29,031.38

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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.