Home / 18,443.91-25,450.88-10,484.58

Finding the Fourth Proportional to 18,443.91, 25,450.88 and 10,484.58

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Solution

The fourth proportional to 18,443.91, 25,450.88 and 10,484.58 is: 14,467.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443.91 : 25,450.88 = 10,484.58 : x
  2. Step 2: Convert to fraction form
    18,443.91/25,450.88 = 10,484.58/x
  3. Step 3: Cross multiply
    18,443.91x = 25,450.88 × 10,484.58
  4. Step 4: Simplify right side
    18,443.91x = 266,841,660.18
  5. Step 5: Solve for x
    x = 266,841,660.18/18,443.91
  6. Step 6: Final answer
    x = 14,467.74

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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.