Home / 53,798.42-80,697.36-13,817.36

Finding the Fourth Proportional to 53,798.42, 80,697.36 and 13,817.36

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Solution

The fourth proportional to 53,798.42, 80,697.36 and 13,817.36 is: 20,725.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,798.42 : 80,697.36 = 13,817.36 : x
  2. Step 2: Convert to fraction form
    53,798.42/80,697.36 = 13,817.36/x
  3. Step 3: Cross multiply
    53,798.42x = 80,697.36 × 13,817.36
  4. Step 4: Simplify right side
    53,798.42x = 1,115,024,474.17
  5. Step 5: Solve for x
    x = 1,115,024,474.17/53,798.42
  6. Step 6: Final answer
    x = 20,725.97

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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.