Home / 19,536.11-26,962.29-11,038.65

Finding the Fourth Proportional to 19,536.11, 26,962.29 and 11,038.65

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Solution

The fourth proportional to 19,536.11, 26,962.29 and 11,038.65 is: 15,234.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,536.11 : 26,962.29 = 11,038.65 : x
  2. Step 2: Convert to fraction form
    19,536.11/26,962.29 = 11,038.65/x
  3. Step 3: Cross multiply
    19,536.11x = 26,962.29 × 11,038.65
  4. Step 4: Simplify right side
    19,536.11x = 297,627,282.51
  5. Step 5: Solve for x
    x = 297,627,282.51/19,536.11
  6. Step 6: Final answer
    x = 15,234.73

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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.