Home / 18,549.57-27,658.89-16,488.93

Finding the Fourth Proportional to 18,549.57, 27,658.89 and 16,488.93

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Solution

The fourth proportional to 18,549.57, 27,658.89 and 16,488.93 is: 24,586.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,549.57 : 27,658.89 = 16,488.93 : x
  2. Step 2: Convert to fraction form
    18,549.57/27,658.89 = 16,488.93/x
  3. Step 3: Cross multiply
    18,549.57x = 27,658.89 × 16,488.93
  4. Step 4: Simplify right side
    18,549.57x = 456,065,501.09
  5. Step 5: Solve for x
    x = 456,065,501.09/18,549.57
  6. Step 6: Final answer
    x = 24,586.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.