Home / 25,908.02-38,874.34-13,425.72

Finding the Fourth Proportional to 25,908.02, 38,874.34 and 13,425.72

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Solution

The fourth proportional to 25,908.02, 38,874.34 and 13,425.72 is: 20,144.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,908.02 : 38,874.34 = 13,425.72 : x
  2. Step 2: Convert to fraction form
    25,908.02/38,874.34 = 13,425.72/x
  3. Step 3: Cross multiply
    25,908.02x = 38,874.34 × 13,425.72
  4. Step 4: Simplify right side
    25,908.02x = 521,916,004.02
  5. Step 5: Solve for x
    x = 521,916,004.02/25,908.02
  6. Step 6: Final answer
    x = 20,144.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.