Home / 43,535.37-65,312.83-13,954.98

Finding the Fourth Proportional to 43,535.37, 65,312.83 and 13,954.98

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Solution

The fourth proportional to 43,535.37, 65,312.83 and 13,954.98 is: 20,935.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,535.37 : 65,312.83 = 13,954.98 : x
  2. Step 2: Convert to fraction form
    43,535.37/65,312.83 = 13,954.98/x
  3. Step 3: Cross multiply
    43,535.37x = 65,312.83 × 13,954.98
  4. Step 4: Simplify right side
    43,535.37x = 911,439,498.76
  5. Step 5: Solve for x
    x = 911,439,498.76/43,535.37
  6. Step 6: Final answer
    x = 20,935.61

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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.