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Finding the Fourth Proportional to 46,506.66, 69,764.94 and 30,813.72

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Solution

The fourth proportional to 46,506.66, 69,764.94 and 30,813.72 is: 46,223.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,506.66 : 69,764.94 = 30,813.72 : x
  2. Step 2: Convert to fraction form
    46,506.66/69,764.94 = 30,813.72/x
  3. Step 3: Cross multiply
    46,506.66x = 69,764.94 × 30,813.72
  4. Step 4: Simplify right side
    46,506.66x = 2,149,717,326.98
  5. Step 5: Solve for x
    x = 2,149,717,326.98/46,506.66
  6. Step 6: Final answer
    x = 46,223.86

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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.