Home / 19,192.53-26,487.32-10,810.65

Finding the Fourth Proportional to 19,192.53, 26,487.32 and 10,810.65

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Solution

The fourth proportional to 19,192.53, 26,487.32 and 10,810.65 is: 14,919.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192.53 : 26,487.32 = 10,810.65 : x
  2. Step 2: Convert to fraction form
    19,192.53/26,487.32 = 10,810.65/x
  3. Step 3: Cross multiply
    19,192.53x = 26,487.32 × 10,810.65
  4. Step 4: Simplify right side
    19,192.53x = 286,345,091.90
  5. Step 5: Solve for x
    x = 286,345,091.90/19,192.53
  6. Step 6: Final answer
    x = 14,919.61

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1.5x scale

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.