Home / 34,709.72-52,053.84-12,520.26

Finding the Fourth Proportional to 34,709.72, 52,053.84 and 12,520.26

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Solution

The fourth proportional to 34,709.72, 52,053.84 and 12,520.26 is: 18,776.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,709.72 : 52,053.84 = 12,520.26 : x
  2. Step 2: Convert to fraction form
    34,709.72/52,053.84 = 12,520.26/x
  3. Step 3: Cross multiply
    34,709.72x = 52,053.84 × 12,520.26
  4. Step 4: Simplify right side
    34,709.72x = 651,727,610.80
  5. Step 5: Solve for x
    x = 651,727,610.80/34,709.72
  6. Step 6: Final answer
    x = 18,776.52

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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.