Home / 25,716.32-35,486.87-14,383.86

Finding the Fourth Proportional to 25,716.32, 35,486.87 and 14,383.86

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Solution

The fourth proportional to 25,716.32, 35,486.87 and 14,383.86 is: 19,848.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716.32 : 35,486.87 = 14,383.86 : x
  2. Step 2: Convert to fraction form
    25,716.32/35,486.87 = 14,383.86/x
  3. Step 3: Cross multiply
    25,716.32x = 35,486.87 × 14,383.86
  4. Step 4: Simplify right side
    25,716.32x = 510,438,098.00
  5. Step 5: Solve for x
    x = 510,438,098.00/25,716.32
  6. Step 6: Final answer
    x = 19,848.80

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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.