Home / 18,588.23-25,651.18-10,089.95

Finding the Fourth Proportional to 18,588.23, 25,651.18 and 10,089.95

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Solution

The fourth proportional to 18,588.23, 25,651.18 and 10,089.95 is: 13,923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588.23 : 25,651.18 = 10,089.95 : x
  2. Step 2: Convert to fraction form
    18,588.23/25,651.18 = 10,089.95/x
  3. Step 3: Cross multiply
    18,588.23x = 25,651.18 × 10,089.95
  4. Step 4: Simplify right side
    18,588.23x = 258,819,123.64
  5. Step 5: Solve for x
    x = 258,819,123.64/18,588.23
  6. Step 6: Final answer
    x = 13,923.82

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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.