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Finding the Fourth Proportional to 19,607.01, 27,057.85 and 10,654.52

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Solution

The fourth proportional to 19,607.01, 27,057.85 and 10,654.52 is: 14,703.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.01 : 27,057.85 = 10,654.52 : x
  2. Step 2: Convert to fraction form
    19,607.01/27,057.85 = 10,654.52/x
  3. Step 3: Cross multiply
    19,607.01x = 27,057.85 × 10,654.52
  4. Step 4: Simplify right side
    19,607.01x = 288,288,403.98
  5. Step 5: Solve for x
    x = 288,288,403.98/19,607.01
  6. Step 6: Final answer
    x = 14,703.33

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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.