Home / 18,328.89-25,293.86-10,370.94

Finding the Fourth Proportional to 18,328.89, 25,293.86 and 10,370.94

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Solution

The fourth proportional to 18,328.89, 25,293.86 and 10,370.94 is: 14,311.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328.89 : 25,293.86 = 10,370.94 : x
  2. Step 2: Convert to fraction form
    18,328.89/25,293.86 = 10,370.94/x
  3. Step 3: Cross multiply
    18,328.89x = 25,293.86 × 10,370.94
  4. Step 4: Simplify right side
    18,328.89x = 262,321,052.57
  5. Step 5: Solve for x
    x = 262,321,052.57/18,328.89
  6. Step 6: Final answer
    x = 14,311.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.