Home / 25,225.83-34,808.94-15,154.29

Finding the Fourth Proportional to 25,225.83, 34,808.94 and 15,154.29

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Solution

The fourth proportional to 25,225.83, 34,808.94 and 15,154.29 is: 20,911.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,225.83 : 34,808.94 = 15,154.29 : x
  2. Step 2: Convert to fraction form
    25,225.83/34,808.94 = 15,154.29/x
  3. Step 3: Cross multiply
    25,225.83x = 34,808.94 × 15,154.29
  4. Step 4: Simplify right side
    25,225.83x = 527,504,771.35
  5. Step 5: Solve for x
    x = 527,504,771.35/25,225.83
  6. Step 6: Final answer
    x = 20,911.29

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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.