Home / 16,890.16-25,335.74-5,796.68

Finding the Fourth Proportional to 16,890.16, 25,335.74 and 5,796.68

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Solution

The fourth proportional to 16,890.16, 25,335.74 and 5,796.68 is: 8,695.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890.16 : 25,335.74 = 5,796.68 : x
  2. Step 2: Convert to fraction form
    16,890.16/25,335.74 = 5,796.68/x
  3. Step 3: Cross multiply
    16,890.16x = 25,335.74 × 5,796.68
  4. Step 4: Simplify right side
    16,890.16x = 146,863,177.34
  5. Step 5: Solve for x
    x = 146,863,177.34/16,890.16
  6. Step 6: Final answer
    x = 8,695.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.