Home / 10,270.59-14,160.58-8,571.54

Finding the Fourth Proportional to 10,270.59, 14,160.58 and 8,571.54

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Solution

The fourth proportional to 10,270.59, 14,160.58 and 8,571.54 is: 11,818.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,270.59 : 14,160.58 = 8,571.54 : x
  2. Step 2: Convert to fraction form
    10,270.59/14,160.58 = 8,571.54/x
  3. Step 3: Cross multiply
    10,270.59x = 14,160.58 × 8,571.54
  4. Step 4: Simplify right side
    10,270.59x = 121,377,977.89
  5. Step 5: Solve for x
    x = 121,377,977.89/10,270.59
  6. Step 6: Final answer
    x = 11,818.01

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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.