Home / 40,538.12-55,939.41-23,539.59

Finding the Fourth Proportional to 40,538.12, 55,939.41 and 23,539.59

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Solution

The fourth proportional to 40,538.12, 55,939.41 and 23,539.59 is: 32,482.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,538.12 : 55,939.41 = 23,539.59 : x
  2. Step 2: Convert to fraction form
    40,538.12/55,939.41 = 23,539.59/x
  3. Step 3: Cross multiply
    40,538.12x = 55,939.41 × 23,539.59
  4. Step 4: Simplify right side
    40,538.12x = 1,316,790,776.24
  5. Step 5: Solve for x
    x = 1,316,790,776.24/40,538.12
  6. Step 6: Final answer
    x = 32,482.78

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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.