Home / 45,794.16-68,690.76-12,514.20

Finding the Fourth Proportional to 45,794.16, 68,690.76 and 12,514.20

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Solution

The fourth proportional to 45,794.16, 68,690.76 and 12,514.20 is: 18,771.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,794.16 : 68,690.76 = 12,514.20 : x
  2. Step 2: Convert to fraction form
    45,794.16/68,690.76 = 12,514.20/x
  3. Step 3: Cross multiply
    45,794.16x = 68,690.76 × 12,514.20
  4. Step 4: Simplify right side
    45,794.16x = 859,609,908.79
  5. Step 5: Solve for x
    x = 859,609,908.79/45,794.16
  6. Step 6: Final answer
    x = 18,771.17

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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.