Home / 25,391.64-35,040.82-14,630.56

Finding the Fourth Proportional to 25,391.64, 35,040.82 and 14,630.56

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Solution

The fourth proportional to 25,391.64, 35,040.82 and 14,630.56 is: 20,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,391.64 : 35,040.82 = 14,630.56 : x
  2. Step 2: Convert to fraction form
    25,391.64/35,040.82 = 14,630.56/x
  3. Step 3: Cross multiply
    25,391.64x = 35,040.82 × 14,630.56
  4. Step 4: Simplify right side
    25,391.64x = 512,666,819.46
  5. Step 5: Solve for x
    x = 512,666,819.46/25,391.64
  6. Step 6: Final answer
    x = 20,190.38

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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.