Home / 60,715.24-91,076.10-19,159

Finding the Fourth Proportional to 60,715.24, 91,076.10 and 19,159

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Solution

The fourth proportional to 60,715.24, 91,076.10 and 19,159 is: 28,739.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,715.24 : 91,076.10 = 19,159 : x
  2. Step 2: Convert to fraction form
    60,715.24/91,076.10 = 19,159/x
  3. Step 3: Cross multiply
    60,715.24x = 91,076.10 × 19,159
  4. Step 4: Simplify right side
    60,715.24x = 1,744,926,999.90
  5. Step 5: Solve for x
    x = 1,744,926,999.90/60,715.24
  6. Step 6: Final answer
    x = 28,739.52

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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.