Home / 18,844.35-26,007.90-11,291.00

Finding the Fourth Proportional to 18,844.35, 26,007.90 and 11,291.00

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Solution

The fourth proportional to 18,844.35, 26,007.90 and 11,291.00 is: 15,583.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.35 : 26,007.90 = 11,291.00 : x
  2. Step 2: Convert to fraction form
    18,844.35/26,007.90 = 11,291.00/x
  3. Step 3: Cross multiply
    18,844.35x = 26,007.90 × 11,291.00
  4. Step 4: Simplify right side
    18,844.35x = 293,655,068.86
  5. Step 5: Solve for x
    x = 293,655,068.86/18,844.35
  6. Step 6: Final answer
    x = 15,583.19

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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.