Home / 45,776.20-68,616.96-26,012.20

Finding the Fourth Proportional to 45,776.20, 68,616.96 and 26,012.20

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Solution

The fourth proportional to 45,776.20, 68,616.96 and 26,012.20 is: 38,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,776.20 : 68,616.96 = 26,012.20 : x
  2. Step 2: Convert to fraction form
    45,776.20/68,616.96 = 26,012.20/x
  3. Step 3: Cross multiply
    45,776.20x = 68,616.96 × 26,012.20
  4. Step 4: Simplify right side
    45,776.20x = 1,784,878,086.91
  5. Step 5: Solve for x
    x = 1,784,878,086.91/45,776.20
  6. Step 6: Final answer
    x = 38,991.40

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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.