Home / 45,400.45-62,660.25-26,280.73

Finding the Fourth Proportional to 45,400.45, 62,660.25 and 26,280.73

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Solution

The fourth proportional to 45,400.45, 62,660.25 and 26,280.73 is: 36,271.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,400.45 : 62,660.25 = 26,280.73 : x
  2. Step 2: Convert to fraction form
    45,400.45/62,660.25 = 26,280.73/x
  3. Step 3: Cross multiply
    45,400.45x = 62,660.25 × 26,280.73
  4. Step 4: Simplify right side
    45,400.45x = 1,646,757,111.98
  5. Step 5: Solve for x
    x = 1,646,757,111.98/45,400.45
  6. Step 6: Final answer
    x = 36,271.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.