Home / 30,245.69-45,368.54-14,652.38

Finding the Fourth Proportional to 30,245.69, 45,368.54 and 14,652.38

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Solution

The fourth proportional to 30,245.69, 45,368.54 and 14,652.38 is: 21,978.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,245.69 : 45,368.54 = 14,652.38 : x
  2. Step 2: Convert to fraction form
    30,245.69/45,368.54 = 14,652.38/x
  3. Step 3: Cross multiply
    30,245.69x = 45,368.54 × 14,652.38
  4. Step 4: Simplify right side
    30,245.69x = 664,756,788.02
  5. Step 5: Solve for x
    x = 664,756,788.02/30,245.69
  6. Step 6: Final answer
    x = 21,978.57

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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.