Home / 18,331.92-25,297.05-10,372.86

Finding the Fourth Proportional to 18,331.92, 25,297.05 and 10,372.86

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Solution

The fourth proportional to 18,331.92, 25,297.05 and 10,372.86 is: 14,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,331.92 : 25,297.05 = 10,372.86 : x
  2. Step 2: Convert to fraction form
    18,331.92/25,297.05 = 10,372.86/x
  3. Step 3: Cross multiply
    18,331.92x = 25,297.05 × 10,372.86
  4. Step 4: Simplify right side
    18,331.92x = 262,402,758.06
  5. Step 5: Solve for x
    x = 262,402,758.06/18,331.92
  6. Step 6: Final answer
    x = 14,313.98

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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.