Home / 25,379.81-37,888.07-22,059.21

Finding the Fourth Proportional to 25,379.81, 37,888.07 and 22,059.21

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Solution

The fourth proportional to 25,379.81, 37,888.07 and 22,059.21 is: 32,930.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,379.81 : 37,888.07 = 22,059.21 : x
  2. Step 2: Convert to fraction form
    25,379.81/37,888.07 = 22,059.21/x
  3. Step 3: Cross multiply
    25,379.81x = 37,888.07 × 22,059.21
  4. Step 4: Simplify right side
    25,379.81x = 835,780,986.45
  5. Step 5: Solve for x
    x = 835,780,986.45/25,379.81
  6. Step 6: Final answer
    x = 32,930.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.