Home / 45,102.32-67,617.02-18,826.73

Finding the Fourth Proportional to 45,102.32, 67,617.02 and 18,826.73

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Solution

The fourth proportional to 45,102.32, 67,617.02 and 18,826.73 is: 28,224.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,102.32 : 67,617.02 = 18,826.73 : x
  2. Step 2: Convert to fraction form
    45,102.32/67,617.02 = 18,826.73/x
  3. Step 3: Cross multiply
    45,102.32x = 67,617.02 × 18,826.73
  4. Step 4: Simplify right side
    45,102.32x = 1,273,006,946.73
  5. Step 5: Solve for x
    x = 1,273,006,946.73/45,102.32
  6. Step 6: Final answer
    x = 28,224.87

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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.