Home / 25,409.58-38,113.83-13,567.38

Finding the Fourth Proportional to 25,409.58, 38,113.83 and 13,567.38

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Solution

The fourth proportional to 25,409.58, 38,113.83 and 13,567.38 is: 20,350.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,409.58 : 38,113.83 = 13,567.38 : x
  2. Step 2: Convert to fraction form
    25,409.58/38,113.83 = 13,567.38/x
  3. Step 3: Cross multiply
    25,409.58x = 38,113.83 × 13,567.38
  4. Step 4: Simplify right side
    25,409.58x = 517,104,814.87
  5. Step 5: Solve for x
    x = 517,104,814.87/25,409.58
  6. Step 6: Final answer
    x = 20,350.78

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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.