Home / 52,493.86-78,720.74-22,505.23

Finding the Fourth Proportional to 52,493.86, 78,720.74 and 22,505.23

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Solution

The fourth proportional to 52,493.86, 78,720.74 and 22,505.23 is: 33,749.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,493.86 : 78,720.74 = 22,505.23 : x
  2. Step 2: Convert to fraction form
    52,493.86/78,720.74 = 22,505.23/x
  3. Step 3: Cross multiply
    52,493.86x = 78,720.74 × 22,505.23
  4. Step 4: Simplify right side
    52,493.86x = 1,771,628,359.47
  5. Step 5: Solve for x
    x = 1,771,628,359.47/52,493.86
  6. Step 6: Final answer
    x = 33,749.25

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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.