Home / 46,578.60-69,867.90-16,986.60

Finding the Fourth Proportional to 46,578.60, 69,867.90 and 16,986.60

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Solution

The fourth proportional to 46,578.60, 69,867.90 and 16,986.60 is: 25,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,578.60 : 69,867.90 = 16,986.60 : x
  2. Step 2: Convert to fraction form
    46,578.60/69,867.90 = 16,986.60/x
  3. Step 3: Cross multiply
    46,578.60x = 69,867.90 × 16,986.60
  4. Step 4: Simplify right side
    46,578.60x = 1,186,818,070.14
  5. Step 5: Solve for x
    x = 1,186,818,070.14/46,578.60
  6. Step 6: Final answer
    x = 25,479.90

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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.