Home / 16,686.80-25,033.88-6,298.64

Finding the Fourth Proportional to 16,686.80, 25,033.88 and 6,298.64

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Solution

The fourth proportional to 16,686.80, 25,033.88 and 6,298.64 is: 9,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,686.80 : 25,033.88 = 6,298.64 : x
  2. Step 2: Convert to fraction form
    16,686.80/25,033.88 = 6,298.64/x
  3. Step 3: Cross multiply
    16,686.80x = 25,033.88 × 6,298.64
  4. Step 4: Simplify right side
    16,686.80x = 157,679,397.92
  5. Step 5: Solve for x
    x = 157,679,397.92/16,686.80
  6. Step 6: Final answer
    x = 9,449.35

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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.