Home / 18,341.74-25,310.14-10,788.36

Finding the Fourth Proportional to 18,341.74, 25,310.14 and 10,788.36

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Solution

The fourth proportional to 18,341.74, 25,310.14 and 10,788.36 is: 14,887.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341.74 : 25,310.14 = 10,788.36 : x
  2. Step 2: Convert to fraction form
    18,341.74/25,310.14 = 10,788.36/x
  3. Step 3: Cross multiply
    18,341.74x = 25,310.14 × 10,788.36
  4. Step 4: Simplify right side
    18,341.74x = 273,054,901.97
  5. Step 5: Solve for x
    x = 273,054,901.97/18,341.74
  6. Step 6: Final answer
    x = 14,887.08

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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.