Home / 21,678.98-32,518.48-6,096.61

Finding the Fourth Proportional to 21,678.98, 32,518.48 and 6,096.61

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Solution

The fourth proportional to 21,678.98, 32,518.48 and 6,096.61 is: 9,144.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,678.98 : 32,518.48 = 6,096.61 : x
  2. Step 2: Convert to fraction form
    21,678.98/32,518.48 = 6,096.61/x
  3. Step 3: Cross multiply
    21,678.98x = 32,518.48 × 6,096.61
  4. Step 4: Simplify right side
    21,678.98x = 198,252,327.76
  5. Step 5: Solve for x
    x = 198,252,327.76/21,678.98
  6. Step 6: Final answer
    x = 9,144.91

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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.