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Finding the Fourth Proportional to 34,339.22, 51,509.73 and 10,965.65

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Solution

The fourth proportional to 34,339.22, 51,509.73 and 10,965.65 is: 16,448.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,339.22 : 51,509.73 = 10,965.65 : x
  2. Step 2: Convert to fraction form
    34,339.22/51,509.73 = 10,965.65/x
  3. Step 3: Cross multiply
    34,339.22x = 51,509.73 × 10,965.65
  4. Step 4: Simplify right side
    34,339.22x = 564,837,670.77
  5. Step 5: Solve for x
    x = 564,837,670.77/34,339.22
  6. Step 6: Final answer
    x = 16,448.76

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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.