Home / 44,305.68-66,453.66-13,138.50

Finding the Fourth Proportional to 44,305.68, 66,453.66 and 13,138.50

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Solution

The fourth proportional to 44,305.68, 66,453.66 and 13,138.50 is: 19,706.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,305.68 : 66,453.66 = 13,138.50 : x
  2. Step 2: Convert to fraction form
    44,305.68/66,453.66 = 13,138.50/x
  3. Step 3: Cross multiply
    44,305.68x = 66,453.66 × 13,138.50
  4. Step 4: Simplify right side
    44,305.68x = 873,101,411.91
  5. Step 5: Solve for x
    x = 873,101,411.91/44,305.68
  6. Step 6: Final answer
    x = 19,706.31

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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.