Home / 18,305.83-25,261.91-10,348.05

Finding the Fourth Proportional to 18,305.83, 25,261.91 and 10,348.05

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Solution

The fourth proportional to 18,305.83, 25,261.91 and 10,348.05 is: 14,280.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,305.83 : 25,261.91 = 10,348.05 : x
  2. Step 2: Convert to fraction form
    18,305.83/25,261.91 = 10,348.05/x
  3. Step 3: Cross multiply
    18,305.83x = 25,261.91 × 10,348.05
  4. Step 4: Simplify right side
    18,305.83x = 261,411,589.57
  5. Step 5: Solve for x
    x = 261,411,589.57/18,305.83
  6. Step 6: Final answer
    x = 14,280.24

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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.