Home / 38,511.14-57,769.95-13,548.56

Finding the Fourth Proportional to 38,511.14, 57,769.95 and 13,548.56

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Solution

The fourth proportional to 38,511.14, 57,769.95 and 13,548.56 is: 20,323.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,511.14 : 57,769.95 = 13,548.56 : x
  2. Step 2: Convert to fraction form
    38,511.14/57,769.95 = 13,548.56/x
  3. Step 3: Cross multiply
    38,511.14x = 57,769.95 × 13,548.56
  4. Step 4: Simplify right side
    38,511.14x = 782,699,633.77
  5. Step 5: Solve for x
    x = 782,699,633.77/38,511.14
  6. Step 6: Final answer
    x = 20,323.98

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1.5x scale

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.