Home / 40,186.70-55,457.42-22,284.34

Finding the Fourth Proportional to 40,186.70, 55,457.42 and 22,284.34

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Solution

The fourth proportional to 40,186.70, 55,457.42 and 22,284.34 is: 30,752.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,186.70 : 55,457.42 = 22,284.34 : x
  2. Step 2: Convert to fraction form
    40,186.70/55,457.42 = 22,284.34/x
  3. Step 3: Cross multiply
    40,186.70x = 55,457.42 × 22,284.34
  4. Step 4: Simplify right side
    40,186.70x = 1,235,832,002.80
  5. Step 5: Solve for x
    x = 1,235,832,002.80/40,186.70
  6. Step 6: Final answer
    x = 30,752.26

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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.