Home / 40,322.22-55,636.11-23,547.66

Finding the Fourth Proportional to 40,322.22, 55,636.11 and 23,547.66

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Solution

The fourth proportional to 40,322.22, 55,636.11 and 23,547.66 is: 32,490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,322.22 : 55,636.11 = 23,547.66 : x
  2. Step 2: Convert to fraction form
    40,322.22/55,636.11 = 23,547.66/x
  3. Step 3: Cross multiply
    40,322.22x = 55,636.11 × 23,547.66
  4. Step 4: Simplify right side
    40,322.22x = 1,310,100,202.00
  5. Step 5: Solve for x
    x = 1,310,100,202.00/40,322.22
  6. Step 6: Final answer
    x = 32,490.78

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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.