Home / 16,855.04-25,267.08-6,464.72

Finding the Fourth Proportional to 16,855.04, 25,267.08 and 6,464.72

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Solution

The fourth proportional to 16,855.04, 25,267.08 and 6,464.72 is: 9,691.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,855.04 : 25,267.08 = 6,464.72 : x
  2. Step 2: Convert to fraction form
    16,855.04/25,267.08 = 6,464.72/x
  3. Step 3: Cross multiply
    16,855.04x = 25,267.08 × 6,464.72
  4. Step 4: Simplify right side
    16,855.04x = 163,344,597.42
  5. Step 5: Solve for x
    x = 163,344,597.42/16,855.04
  6. Step 6: Final answer
    x = 9,691.14

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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.