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Finding the Fourth Proportional to 46,476.57, 69,714.69 and 13,196.65

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Solution

The fourth proportional to 46,476.57, 69,714.69 and 13,196.65 is: 19,794.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,476.57 : 69,714.69 = 13,196.65 : x
  2. Step 2: Convert to fraction form
    46,476.57/69,714.69 = 13,196.65/x
  3. Step 3: Cross multiply
    46,476.57x = 69,714.69 × 13,196.65
  4. Step 4: Simplify right side
    46,476.57x = 920,000,363.79
  5. Step 5: Solve for x
    x = 920,000,363.79/46,476.57
  6. Step 6: Final answer
    x = 19,794.93

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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.