Home / 53,259.48-79,868.52-17,709.84

Finding the Fourth Proportional to 53,259.48, 79,868.52 and 17,709.84

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Solution

The fourth proportional to 53,259.48, 79,868.52 and 17,709.84 is: 26,557.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,259.48 : 79,868.52 = 17,709.84 : x
  2. Step 2: Convert to fraction form
    53,259.48/79,868.52 = 17,709.84/x
  3. Step 3: Cross multiply
    53,259.48x = 79,868.52 × 17,709.84
  4. Step 4: Simplify right side
    53,259.48x = 1,414,458,710.24
  5. Step 5: Solve for x
    x = 1,414,458,710.24/53,259.48
  6. Step 6: Final answer
    x = 26,557.88

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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.