Home / 19,499.09-26,909.00-11,001.18

Finding the Fourth Proportional to 19,499.09, 26,909.00 and 11,001.18

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Solution

The fourth proportional to 19,499.09, 26,909.00 and 11,001.18 is: 15,181.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,499.09 : 26,909.00 = 11,001.18 : x
  2. Step 2: Convert to fraction form
    19,499.09/26,909.00 = 11,001.18/x
  3. Step 3: Cross multiply
    19,499.09x = 26,909.00 × 11,001.18
  4. Step 4: Simplify right side
    19,499.09x = 296,030,780.12
  5. Step 5: Solve for x
    x = 296,030,780.12/19,499.09
  6. Step 6: Final answer
    x = 15,181.77

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Half scale
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Double scale
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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.