Home / 18,606.23-25,676.15-10,647.95

Finding the Fourth Proportional to 18,606.23, 25,676.15 and 10,647.95

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Solution

The fourth proportional to 18,606.23, 25,676.15 and 10,647.95 is: 14,693.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,606.23 : 25,676.15 = 10,647.95 : x
  2. Step 2: Convert to fraction form
    18,606.23/25,676.15 = 10,647.95/x
  3. Step 3: Cross multiply
    18,606.23x = 25,676.15 × 10,647.95
  4. Step 4: Simplify right side
    18,606.23x = 273,398,179.77
  5. Step 5: Solve for x
    x = 273,398,179.77/18,606.23
  6. Step 6: Final answer
    x = 14,693.91

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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.