Home / 25,900.56-35,742.33-14,415.30

Finding the Fourth Proportional to 25,900.56, 35,742.33 and 14,415.30

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Solution

The fourth proportional to 25,900.56, 35,742.33 and 14,415.30 is: 19,892.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,900.56 : 35,742.33 = 14,415.30 : x
  2. Step 2: Convert to fraction form
    25,900.56/35,742.33 = 14,415.30/x
  3. Step 3: Cross multiply
    25,900.56x = 35,742.33 × 14,415.30
  4. Step 4: Simplify right side
    25,900.56x = 515,236,409.65
  5. Step 5: Solve for x
    x = 515,236,409.65/25,900.56
  6. Step 6: Final answer
    x = 19,892.87

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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.