Home / 43,285.59-64,904.09-15,197.83

Finding the Fourth Proportional to 43,285.59, 64,904.09 and 15,197.83

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Solution

The fourth proportional to 43,285.59, 64,904.09 and 15,197.83 is: 22,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,285.59 : 64,904.09 = 15,197.83 : x
  2. Step 2: Convert to fraction form
    43,285.59/64,904.09 = 15,197.83/x
  3. Step 3: Cross multiply
    43,285.59x = 64,904.09 × 15,197.83
  4. Step 4: Simplify right side
    43,285.59x = 986,401,087.88
  5. Step 5: Solve for x
    x = 986,401,087.88/43,285.59
  6. Step 6: Final answer
    x = 22,788.21

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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.