Home / 18,469.42-25,487.67-10,085.92

Finding the Fourth Proportional to 18,469.42, 25,487.67 and 10,085.92

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Solution

The fourth proportional to 18,469.42, 25,487.67 and 10,085.92 is: 13,918.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,469.42 : 25,487.67 = 10,085.92 : x
  2. Step 2: Convert to fraction form
    18,469.42/25,487.67 = 10,085.92/x
  3. Step 3: Cross multiply
    18,469.42x = 25,487.67 × 10,085.92
  4. Step 4: Simplify right side
    18,469.42x = 257,066,600.61
  5. Step 5: Solve for x
    x = 257,066,600.61/18,469.42
  6. Step 6: Final answer
    x = 13,918.50

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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.