Home / 30,582.55-45,862.82-10,586.61

Finding the Fourth Proportional to 30,582.55, 45,862.82 and 10,586.61

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Solution

The fourth proportional to 30,582.55, 45,862.82 and 10,586.61 is: 15,876.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,582.55 : 45,862.82 = 10,586.61 : x
  2. Step 2: Convert to fraction form
    30,582.55/45,862.82 = 10,586.61/x
  3. Step 3: Cross multiply
    30,582.55x = 45,862.82 × 10,586.61
  4. Step 4: Simplify right side
    30,582.55x = 485,531,929.96
  5. Step 5: Solve for x
    x = 485,531,929.96/30,582.55
  6. Step 6: Final answer
    x = 15,876.11

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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.