Home / 18,360.01-25,336.52-10,805.45

Finding the Fourth Proportional to 18,360.01, 25,336.52 and 10,805.45

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Solution

The fourth proportional to 18,360.01, 25,336.52 and 10,805.45 is: 14,911.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,360.01 : 25,336.52 = 10,805.45 : x
  2. Step 2: Convert to fraction form
    18,360.01/25,336.52 = 10,805.45/x
  3. Step 3: Cross multiply
    18,360.01x = 25,336.52 × 10,805.45
  4. Step 4: Simplify right side
    18,360.01x = 273,772,319.32
  5. Step 5: Solve for x
    x = 273,772,319.32/18,360.01
  6. Step 6: Final answer
    x = 14,911.34

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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.