Home / 23,160.70-31,961.55-13,598.92

Finding the Fourth Proportional to 23,160.70, 31,961.55 and 13,598.92

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Solution

The fourth proportional to 23,160.70, 31,961.55 and 13,598.92 is: 18,766.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,160.70 : 31,961.55 = 13,598.92 : x
  2. Step 2: Convert to fraction form
    23,160.70/31,961.55 = 13,598.92/x
  3. Step 3: Cross multiply
    23,160.70x = 31,961.55 × 13,598.92
  4. Step 4: Simplify right side
    23,160.70x = 434,642,561.53
  5. Step 5: Solve for x
    x = 434,642,561.53/23,160.70
  6. Step 6: Final answer
    x = 18,766.38

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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.