Home / 43,222.12-64,858.86-18,598.12

Finding the Fourth Proportional to 43,222.12, 64,858.86 and 18,598.12

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Solution

The fourth proportional to 43,222.12, 64,858.86 and 18,598.12 is: 27,908.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,222.12 : 64,858.86 = 18,598.12 : x
  2. Step 2: Convert to fraction form
    43,222.12/64,858.86 = 18,598.12/x
  3. Step 3: Cross multiply
    43,222.12x = 64,858.86 × 18,598.12
  4. Step 4: Simplify right side
    43,222.12x = 1,206,252,861.34
  5. Step 5: Solve for x
    x = 1,206,252,861.34/43,222.12
  6. Step 6: Final answer
    x = 27,908.23

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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.