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Finding the Fourth Proportional to 21,594.48, 32,393.88 and 6,012.12

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Solution

The fourth proportional to 21,594.48, 32,393.88 and 6,012.12 is: 9,018.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,594.48 : 32,393.88 = 6,012.12 : x
  2. Step 2: Convert to fraction form
    21,594.48/32,393.88 = 6,012.12/x
  3. Step 3: Cross multiply
    21,594.48x = 32,393.88 × 6,012.12
  4. Step 4: Simplify right side
    21,594.48x = 194,755,893.83
  5. Step 5: Solve for x
    x = 194,755,893.83/21,594.48
  6. Step 6: Final answer
    x = 9,018.78

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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.