Home / 45,945.86-68,945.87-19,296.53

Finding the Fourth Proportional to 45,945.86, 68,945.87 and 19,296.53

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Solution

The fourth proportional to 45,945.86, 68,945.87 and 19,296.53 is: 28,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,945.86 : 68,945.87 = 19,296.53 : x
  2. Step 2: Convert to fraction form
    45,945.86/68,945.87 = 19,296.53/x
  3. Step 3: Cross multiply
    45,945.86x = 68,945.87 × 19,296.53
  4. Step 4: Simplify right side
    45,945.86x = 1,330,415,752.34
  5. Step 5: Solve for x
    x = 1,330,415,752.34/45,945.86
  6. Step 6: Final answer
    x = 28,956.16

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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.