Home / 34,420.12-51,634.98-11,053.72

Finding the Fourth Proportional to 34,420.12, 51,634.98 and 11,053.72

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Solution

The fourth proportional to 34,420.12, 51,634.98 and 11,053.72 is: 16,582.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,420.12 : 51,634.98 = 11,053.72 : x
  2. Step 2: Convert to fraction form
    34,420.12/51,634.98 = 11,053.72/x
  3. Step 3: Cross multiply
    34,420.12x = 51,634.98 × 11,053.72
  4. Step 4: Simplify right side
    34,420.12x = 570,758,611.13
  5. Step 5: Solve for x
    x = 570,758,611.13/34,420.12
  6. Step 6: Final answer
    x = 16,582.12

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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.