Home / 19,613.72-27,075.66-11,658.52

Finding the Fourth Proportional to 19,613.72, 27,075.66 and 11,658.52

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Solution

The fourth proportional to 19,613.72, 27,075.66 and 11,658.52 is: 16,093.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.72 : 27,075.66 = 11,658.52 : x
  2. Step 2: Convert to fraction form
    19,613.72/27,075.66 = 11,658.52/x
  3. Step 3: Cross multiply
    19,613.72x = 27,075.66 × 11,658.52
  4. Step 4: Simplify right side
    19,613.72x = 315,662,123.62
  5. Step 5: Solve for x
    x = 315,662,123.62/19,613.72
  6. Step 6: Final answer
    x = 16,093.94

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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.