Home / 18,883.45-26,058.61-10,385.61

Finding the Fourth Proportional to 18,883.45, 26,058.61 and 10,385.61

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Solution

The fourth proportional to 18,883.45, 26,058.61 and 10,385.61 is: 14,331.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883.45 : 26,058.61 = 10,385.61 : x
  2. Step 2: Convert to fraction form
    18,883.45/26,058.61 = 10,385.61/x
  3. Step 3: Cross multiply
    18,883.45x = 26,058.61 × 10,385.61
  4. Step 4: Simplify right side
    18,883.45x = 270,634,560.60
  5. Step 5: Solve for x
    x = 270,634,560.60/18,883.45
  6. Step 6: Final answer
    x = 14,331.84

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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.