Home / 36,479.04-54,714.24-11,518.08

Finding the Fourth Proportional to 36,479.04, 54,714.24 and 11,518.08

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Solution

The fourth proportional to 36,479.04, 54,714.24 and 11,518.08 is: 17,275.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,479.04 : 54,714.24 = 11,518.08 : x
  2. Step 2: Convert to fraction form
    36,479.04/54,714.24 = 11,518.08/x
  3. Step 3: Cross multiply
    36,479.04x = 54,714.24 × 11,518.08
  4. Step 4: Simplify right side
    36,479.04x = 630,202,993.46
  5. Step 5: Solve for x
    x = 630,202,993.46/36,479.04
  6. Step 6: Final answer
    x = 17,275.76

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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.