Home / 40,810.62-56,322.71-27,409.78

Finding the Fourth Proportional to 40,810.62, 56,322.71 and 27,409.78

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Solution

The fourth proportional to 40,810.62, 56,322.71 and 27,409.78 is: 37,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,810.62 : 56,322.71 = 27,409.78 : x
  2. Step 2: Convert to fraction form
    40,810.62/56,322.71 = 27,409.78/x
  3. Step 3: Cross multiply
    40,810.62x = 56,322.71 × 27,409.78
  4. Step 4: Simplify right side
    40,810.62x = 1,543,793,090.10
  5. Step 5: Solve for x
    x = 1,543,793,090.10/40,810.62
  6. Step 6: Final answer
    x = 37,828.22

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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.