Home / 18,125.16-25,012.77-10,576.68

Finding the Fourth Proportional to 18,125.16, 25,012.77 and 10,576.68

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Solution

The fourth proportional to 18,125.16, 25,012.77 and 10,576.68 is: 14,595.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125.16 : 25,012.77 = 10,576.68 : x
  2. Step 2: Convert to fraction form
    18,125.16/25,012.77 = 10,576.68/x
  3. Step 3: Cross multiply
    18,125.16x = 25,012.77 × 10,576.68
  4. Step 4: Simplify right side
    18,125.16x = 264,552,064.20
  5. Step 5: Solve for x
    x = 264,552,064.20/18,125.16
  6. Step 6: Final answer
    x = 14,595.85

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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.