Home / 18,738.07-25,846.29-12,013.04

Finding the Fourth Proportional to 18,738.07, 25,846.29 and 12,013.04

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Solution

The fourth proportional to 18,738.07, 25,846.29 and 12,013.04 is: 16,570.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,738.07 : 25,846.29 = 12,013.04 : x
  2. Step 2: Convert to fraction form
    18,738.07/25,846.29 = 12,013.04/x
  3. Step 3: Cross multiply
    18,738.07x = 25,846.29 × 12,013.04
  4. Step 4: Simplify right side
    18,738.07x = 310,492,580.24
  5. Step 5: Solve for x
    x = 310,492,580.24/18,738.07
  6. Step 6: Final answer
    x = 16,570.15

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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.