Home / 45,511.08-68,252.76-15,923.40

Finding the Fourth Proportional to 45,511.08, 68,252.76 and 15,923.40

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Solution

The fourth proportional to 45,511.08, 68,252.76 and 15,923.40 is: 23,880.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,511.08 : 68,252.76 = 15,923.40 : x
  2. Step 2: Convert to fraction form
    45,511.08/68,252.76 = 15,923.40/x
  3. Step 3: Cross multiply
    45,511.08x = 68,252.76 × 15,923.40
  4. Step 4: Simplify right side
    45,511.08x = 1,086,815,998.58
  5. Step 5: Solve for x
    x = 1,086,815,998.58/45,511.08
  6. Step 6: Final answer
    x = 23,880.25

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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.