Home / 25,165.53-34,729.10-13,835.50

Finding the Fourth Proportional to 25,165.53, 34,729.10 and 13,835.50

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Solution

The fourth proportional to 25,165.53, 34,729.10 and 13,835.50 is: 19,093.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,165.53 : 34,729.10 = 13,835.50 : x
  2. Step 2: Convert to fraction form
    25,165.53/34,729.10 = 13,835.50/x
  3. Step 3: Cross multiply
    25,165.53x = 34,729.10 × 13,835.50
  4. Step 4: Simplify right side
    25,165.53x = 480,494,534.43
  5. Step 5: Solve for x
    x = 480,494,534.43/25,165.53
  6. Step 6: Final answer
    x = 19,093.36

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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.