Home / 35,439.88-53,165.21-12,060.85

Finding the Fourth Proportional to 35,439.88, 53,165.21 and 12,060.85

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Solution

The fourth proportional to 35,439.88, 53,165.21 and 12,060.85 is: 18,093.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,439.88 : 53,165.21 = 12,060.85 : x
  2. Step 2: Convert to fraction form
    35,439.88/53,165.21 = 12,060.85/x
  3. Step 3: Cross multiply
    35,439.88x = 53,165.21 × 12,060.85
  4. Step 4: Simplify right side
    35,439.88x = 641,217,597.34
  5. Step 5: Solve for x
    x = 641,217,597.34/35,439.88
  6. Step 6: Final answer
    x = 18,093.11

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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.