Home / 18,579.93-25,633.01-10,617.89

Finding the Fourth Proportional to 18,579.93, 25,633.01 and 10,617.89

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Solution

The fourth proportional to 18,579.93, 25,633.01 and 10,617.89 is: 14,648.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,579.93 : 25,633.01 = 10,617.89 : x
  2. Step 2: Convert to fraction form
    18,579.93/25,633.01 = 10,617.89/x
  3. Step 3: Cross multiply
    18,579.93x = 25,633.01 × 10,617.89
  4. Step 4: Simplify right side
    18,579.93x = 272,168,319.20
  5. Step 5: Solve for x
    x = 272,168,319.20/18,579.93
  6. Step 6: Final answer
    x = 14,648.51

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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.