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Finding the Fourth Proportional to 52,893, 79,339.74 and 17,832.96

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Solution

The fourth proportional to 52,893, 79,339.74 and 17,832.96 is: 26,749.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,893 : 79,339.74 = 17,832.96 : x
  2. Step 2: Convert to fraction form
    52,893/79,339.74 = 17,832.96/x
  3. Step 3: Cross multiply
    52,893x = 79,339.74 × 17,832.96
  4. Step 4: Simplify right side
    52,893x = 1,414,862,409.83
  5. Step 5: Solve for x
    x = 1,414,862,409.83/52,893
  6. Step 6: Final answer
    x = 26,749.52

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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.