Home / 25,160.44-34,722.12-15,090.52

Finding the Fourth Proportional to 25,160.44, 34,722.12 and 15,090.52

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Solution

The fourth proportional to 25,160.44, 34,722.12 and 15,090.52 is: 20,825.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,160.44 : 34,722.12 = 15,090.52 : x
  2. Step 2: Convert to fraction form
    25,160.44/34,722.12 = 15,090.52/x
  3. Step 3: Cross multiply
    25,160.44x = 34,722.12 × 15,090.52
  4. Step 4: Simplify right side
    25,160.44x = 523,974,846.30
  5. Step 5: Solve for x
    x = 523,974,846.30/25,160.44
  6. Step 6: Final answer
    x = 20,825.35

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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.