Home / 44,650.68-66,974.10-13,485

Finding the Fourth Proportional to 44,650.68, 66,974.10 and 13,485

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Solution

The fourth proportional to 44,650.68, 66,974.10 and 13,485 is: 20,226.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,650.68 : 66,974.10 = 13,485 : x
  2. Step 2: Convert to fraction form
    44,650.68/66,974.10 = 13,485/x
  3. Step 3: Cross multiply
    44,650.68x = 66,974.10 × 13,485
  4. Step 4: Simplify right side
    44,650.68x = 903,145,738.50
  5. Step 5: Solve for x
    x = 903,145,738.50/44,650.68
  6. Step 6: Final answer
    x = 20,226.92

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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.