Home / 25,966.40-38,953.44-10,383.68

Finding the Fourth Proportional to 25,966.40, 38,953.44 and 10,383.68

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Solution

The fourth proportional to 25,966.40, 38,953.44 and 10,383.68 is: 15,577.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,966.40 : 38,953.44 = 10,383.68 : x
  2. Step 2: Convert to fraction form
    25,966.40/38,953.44 = 10,383.68/x
  3. Step 3: Cross multiply
    25,966.40x = 38,953.44 × 10,383.68
  4. Step 4: Simplify right side
    25,966.40x = 404,480,055.86
  5. Step 5: Solve for x
    x = 404,480,055.86/25,966.40
  6. Step 6: Final answer
    x = 15,577.06

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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.