Home / 40,894.20-56,429.10-22,986.84

Finding the Fourth Proportional to 40,894.20, 56,429.10 and 22,986.84

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Solution

The fourth proportional to 40,894.20, 56,429.10 and 22,986.84 is: 31,719.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,894.20 : 56,429.10 = 22,986.84 : x
  2. Step 2: Convert to fraction form
    40,894.20/56,429.10 = 22,986.84/x
  3. Step 3: Cross multiply
    40,894.20x = 56,429.10 × 22,986.84
  4. Step 4: Simplify right side
    40,894.20x = 1,297,126,693.04
  5. Step 5: Solve for x
    x = 1,297,126,693.04/40,894.20
  6. Step 6: Final answer
    x = 31,719.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.