Home / 18,738.49-25,862.70-12,032.59

Finding the Fourth Proportional to 18,738.49, 25,862.70 and 12,032.59

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Solution

The fourth proportional to 18,738.49, 25,862.70 and 12,032.59 is: 16,607.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,738.49 : 25,862.70 = 12,032.59 : x
  2. Step 2: Convert to fraction form
    18,738.49/25,862.70 = 12,032.59/x
  3. Step 3: Cross multiply
    18,738.49x = 25,862.70 × 12,032.59
  4. Step 4: Simplify right side
    18,738.49x = 311,195,265.39
  5. Step 5: Solve for x
    x = 311,195,265.39/18,738.49
  6. Step 6: Final answer
    x = 16,607.28

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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.