Home / 25,910.64-38,861.80-9,267.84

Finding the Fourth Proportional to 25,910.64, 38,861.80 and 9,267.84

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Solution

The fourth proportional to 25,910.64, 38,861.80 and 9,267.84 is: 13,900.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,910.64 : 38,861.80 = 9,267.84 : x
  2. Step 2: Convert to fraction form
    25,910.64/38,861.80 = 9,267.84/x
  3. Step 3: Cross multiply
    25,910.64x = 38,861.80 × 9,267.84
  4. Step 4: Simplify right side
    25,910.64x = 360,164,944.51
  5. Step 5: Solve for x
    x = 360,164,944.51/25,910.64
  6. Step 6: Final answer
    x = 13,900.27

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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.