Home / 25,164.18-34,725.24-13,835.12

Finding the Fourth Proportional to 25,164.18, 34,725.24 and 13,835.12

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Solution

The fourth proportional to 25,164.18, 34,725.24 and 13,835.12 is: 19,091.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,164.18 : 34,725.24 = 13,835.12 : x
  2. Step 2: Convert to fraction form
    25,164.18/34,725.24 = 13,835.12/x
  3. Step 3: Cross multiply
    25,164.18x = 34,725.24 × 13,835.12
  4. Step 4: Simplify right side
    25,164.18x = 480,427,688.80
  5. Step 5: Solve for x
    x = 480,427,688.80/25,164.18
  6. Step 6: Final answer
    x = 19,091.73

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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.