Home / 18,799.74-25,943.63-11,246.39

Finding the Fourth Proportional to 18,799.74, 25,943.63 and 11,246.39

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Solution

The fourth proportional to 18,799.74, 25,943.63 and 11,246.39 is: 15,520.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,799.74 : 25,943.63 = 11,246.39 : x
  2. Step 2: Convert to fraction form
    18,799.74/25,943.63 = 11,246.39/x
  3. Step 3: Cross multiply
    18,799.74x = 25,943.63 × 11,246.39
  4. Step 4: Simplify right side
    18,799.74x = 291,772,051.28
  5. Step 5: Solve for x
    x = 291,772,051.28/18,799.74
  6. Step 6: Final answer
    x = 15,520.00

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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.