Home / 34,415.32-51,618.11-11,038.72

Finding the Fourth Proportional to 34,415.32, 51,618.11 and 11,038.72

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Solution

The fourth proportional to 34,415.32, 51,618.11 and 11,038.72 is: 16,556.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,415.32 : 51,618.11 = 11,038.72 : x
  2. Step 2: Convert to fraction form
    34,415.32/51,618.11 = 11,038.72/x
  3. Step 3: Cross multiply
    34,415.32x = 51,618.11 × 11,038.72
  4. Step 4: Simplify right side
    34,415.32x = 569,797,863.22
  5. Step 5: Solve for x
    x = 569,797,863.22/34,415.32
  6. Step 6: Final answer
    x = 16,556.52

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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.