Home / 21,500.04-29,674.26-12,068.04

Finding the Fourth Proportional to 21,500.04, 29,674.26 and 12,068.04

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Solution

The fourth proportional to 21,500.04, 29,674.26 and 12,068.04 is: 16,656.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,500.04 : 29,674.26 = 12,068.04 : x
  2. Step 2: Convert to fraction form
    21,500.04/29,674.26 = 12,068.04/x
  3. Step 3: Cross multiply
    21,500.04x = 29,674.26 × 12,068.04
  4. Step 4: Simplify right side
    21,500.04x = 358,110,156.65
  5. Step 5: Solve for x
    x = 358,110,156.65/21,500.04
  6. Step 6: Final answer
    x = 16,656.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.