Home / 31,779.14-43,858.46-17,632.08

Finding the Fourth Proportional to 31,779.14, 43,858.46 and 17,632.08

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Solution

The fourth proportional to 31,779.14, 43,858.46 and 17,632.08 is: 24,334.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,779.14 : 43,858.46 = 17,632.08 : x
  2. Step 2: Convert to fraction form
    31,779.14/43,858.46 = 17,632.08/x
  3. Step 3: Cross multiply
    31,779.14x = 43,858.46 × 17,632.08
  4. Step 4: Simplify right side
    31,779.14x = 773,315,919.48
  5. Step 5: Solve for x
    x = 773,315,919.48/31,779.14
  6. Step 6: Final answer
    x = 24,334.08

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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.