Home / 19,468.72-29,203.08-11,142.93

Finding the Fourth Proportional to 19,468.72, 29,203.08 and 11,142.93

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Solution

The fourth proportional to 19,468.72, 29,203.08 and 11,142.93 is: 16,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,468.72 : 29,203.08 = 11,142.93 : x
  2. Step 2: Convert to fraction form
    19,468.72/29,203.08 = 11,142.93/x
  3. Step 3: Cross multiply
    19,468.72x = 29,203.08 × 11,142.93
  4. Step 4: Simplify right side
    19,468.72x = 325,407,876.22
  5. Step 5: Solve for x
    x = 325,407,876.22/19,468.72
  6. Step 6: Final answer
    x = 16,714.40

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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.