Home / 25,202.93-34,775.70-15,136.92

Finding the Fourth Proportional to 25,202.93, 34,775.70 and 15,136.92

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Solution

The fourth proportional to 25,202.93, 34,775.70 and 15,136.92 is: 20,886.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,202.93 : 34,775.70 = 15,136.92 : x
  2. Step 2: Convert to fraction form
    25,202.93/34,775.70 = 15,136.92/x
  3. Step 3: Cross multiply
    25,202.93x = 34,775.70 × 15,136.92
  4. Step 4: Simplify right side
    25,202.93x = 526,396,988.84
  5. Step 5: Solve for x
    x = 526,396,988.84/25,202.93
  6. Step 6: Final answer
    x = 20,886.34

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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.