Home / 19,646.54-29,455.08-11,853.52

Finding the Fourth Proportional to 19,646.54, 29,455.08 and 11,853.52

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Solution

The fourth proportional to 19,646.54, 29,455.08 and 11,853.52 is: 17,771.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.54 : 29,455.08 = 11,853.52 : x
  2. Step 2: Convert to fraction form
    19,646.54/29,455.08 = 11,853.52/x
  3. Step 3: Cross multiply
    19,646.54x = 29,455.08 × 11,853.52
  4. Step 4: Simplify right side
    19,646.54x = 349,146,379.88
  5. Step 5: Solve for x
    x = 349,146,379.88/19,646.54
  6. Step 6: Final answer
    x = 17,771.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.