Home / 43,624.56-65,387.76-18,652.08

Finding the Fourth Proportional to 43,624.56, 65,387.76 and 18,652.08

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Solution

The fourth proportional to 43,624.56, 65,387.76 and 18,652.08 is: 27,957.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,624.56 : 65,387.76 = 18,652.08 : x
  2. Step 2: Convert to fraction form
    43,624.56/65,387.76 = 18,652.08/x
  3. Step 3: Cross multiply
    43,624.56x = 65,387.76 × 18,652.08
  4. Step 4: Simplify right side
    43,624.56x = 1,219,617,730.54
  5. Step 5: Solve for x
    x = 1,219,617,730.54/43,624.56
  6. Step 6: Final answer
    x = 27,957.14

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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.