Home / 25,484.78-35,169.22-14,872.34

Finding the Fourth Proportional to 25,484.78, 35,169.22 and 14,872.34

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Solution

The fourth proportional to 25,484.78, 35,169.22 and 14,872.34 is: 20,523.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,484.78 : 35,169.22 = 14,872.34 : x
  2. Step 2: Convert to fraction form
    25,484.78/35,169.22 = 14,872.34/x
  3. Step 3: Cross multiply
    25,484.78x = 35,169.22 × 14,872.34
  4. Step 4: Simplify right side
    25,484.78x = 523,048,703.89
  5. Step 5: Solve for x
    x = 523,048,703.89/25,484.78
  6. Step 6: Final answer
    x = 20,523.96

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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.