Home / 43,081.62-64,622.46-13,501.77

Finding the Fourth Proportional to 43,081.62, 64,622.46 and 13,501.77

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Solution

The fourth proportional to 43,081.62, 64,622.46 and 13,501.77 is: 20,252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,081.62 : 64,622.46 = 13,501.77 : x
  2. Step 2: Convert to fraction form
    43,081.62/64,622.46 = 13,501.77/x
  3. Step 3: Cross multiply
    43,081.62x = 64,622.46 × 13,501.77
  4. Step 4: Simplify right side
    43,081.62x = 872,517,591.75
  5. Step 5: Solve for x
    x = 872,517,591.75/43,081.62
  6. Step 6: Final answer
    x = 20,252.66

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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.