Home / 51,338.08-77,009.84-14,404.96

Finding the Fourth Proportional to 51,338.08, 77,009.84 and 14,404.96

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Solution

The fourth proportional to 51,338.08, 77,009.84 and 14,404.96 is: 21,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,338.08 : 77,009.84 = 14,404.96 : x
  2. Step 2: Convert to fraction form
    51,338.08/77,009.84 = 14,404.96/x
  3. Step 3: Cross multiply
    51,338.08x = 77,009.84 × 14,404.96
  4. Step 4: Simplify right side
    51,338.08x = 1,109,323,664.81
  5. Step 5: Solve for x
    x = 1,109,323,664.81/51,338.08
  6. Step 6: Final answer
    x = 21,608.20

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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.