Home / 49,053.76-73,558.40-13,985.28

Finding the Fourth Proportional to 49,053.76, 73,558.40 and 13,985.28

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Solution

The fourth proportional to 49,053.76, 73,558.40 and 13,985.28 is: 20,971.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,053.76 : 73,558.40 = 13,985.28 : x
  2. Step 2: Convert to fraction form
    49,053.76/73,558.40 = 13,985.28/x
  3. Step 3: Cross multiply
    49,053.76x = 73,558.40 × 13,985.28
  4. Step 4: Simplify right side
    49,053.76x = 1,028,734,820.35
  5. Step 5: Solve for x
    x = 1,028,734,820.35/49,053.76
  6. Step 6: Final answer
    x = 20,971.58

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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.