Home / 45,511.64-68,280.90-23,340.55

Finding the Fourth Proportional to 45,511.64, 68,280.90 and 23,340.55

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Solution

The fourth proportional to 45,511.64, 68,280.90 and 23,340.55 is: 35,017.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,511.64 : 68,280.90 = 23,340.55 : x
  2. Step 2: Convert to fraction form
    45,511.64/68,280.90 = 23,340.55/x
  3. Step 3: Cross multiply
    45,511.64x = 68,280.90 × 23,340.55
  4. Step 4: Simplify right side
    45,511.64x = 1,593,713,818.85
  5. Step 5: Solve for x
    x = 1,593,713,818.85/45,511.64
  6. Step 6: Final answer
    x = 35,017.72

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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.