Home / 18,328.56-25,292.96-10,370.71

Finding the Fourth Proportional to 18,328.56, 25,292.96 and 10,370.71

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Solution

The fourth proportional to 18,328.56, 25,292.96 and 10,370.71 is: 14,311.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328.56 : 25,292.96 = 10,370.71 : x
  2. Step 2: Convert to fraction form
    18,328.56/25,292.96 = 10,370.71/x
  3. Step 3: Cross multiply
    18,328.56x = 25,292.96 × 10,370.71
  4. Step 4: Simplify right side
    18,328.56x = 262,305,901.35
  5. Step 5: Solve for x
    x = 262,305,901.35/18,328.56
  6. Step 6: Final answer
    x = 14,311.32

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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.