Home / 43,347.40-65,027.94-18,387.52

Finding the Fourth Proportional to 43,347.40, 65,027.94 and 18,387.52

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Solution

The fourth proportional to 43,347.40, 65,027.94 and 18,387.52 is: 27,584.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,347.40 : 65,027.94 = 18,387.52 : x
  2. Step 2: Convert to fraction form
    43,347.40/65,027.94 = 18,387.52/x
  3. Step 3: Cross multiply
    43,347.40x = 65,027.94 × 18,387.52
  4. Step 4: Simplify right side
    43,347.40x = 1,195,702,547.31
  5. Step 5: Solve for x
    x = 1,195,702,547.31/43,347.40
  6. Step 6: Final answer
    x = 27,584.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.