Home / 25,165.73-34,729.53-13,835.70

Finding the Fourth Proportional to 25,165.73, 34,729.53 and 13,835.70

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Solution

The fourth proportional to 25,165.73, 34,729.53 and 13,835.70 is: 19,093.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,165.73 : 34,729.53 = 13,835.70 : x
  2. Step 2: Convert to fraction form
    25,165.73/34,729.53 = 13,835.70/x
  3. Step 3: Cross multiply
    25,165.73x = 34,729.53 × 13,835.70
  4. Step 4: Simplify right side
    25,165.73x = 480,507,358.22
  5. Step 5: Solve for x
    x = 480,507,358.22/25,165.73
  6. Step 6: Final answer
    x = 19,093.72

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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.