Home / 43,587.49-65,406.46-18,284.74

Finding the Fourth Proportional to 43,587.49, 65,406.46 and 18,284.74

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Solution

The fourth proportional to 43,587.49, 65,406.46 and 18,284.74 is: 27,437.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,587.49 : 65,406.46 = 18,284.74 : x
  2. Step 2: Convert to fraction form
    43,587.49/65,406.46 = 18,284.74/x
  3. Step 3: Cross multiply
    43,587.49x = 65,406.46 × 18,284.74
  4. Step 4: Simplify right side
    43,587.49x = 1,195,939,974.76
  5. Step 5: Solve for x
    x = 1,195,939,974.76/43,587.49
  6. Step 6: Final answer
    x = 27,437.69

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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.