Home / 21,460.01-32,182.11-7,416.44

Finding the Fourth Proportional to 21,460.01, 32,182.11 and 7,416.44

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Solution

The fourth proportional to 21,460.01, 32,182.11 and 7,416.44 is: 11,121.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,460.01 : 32,182.11 = 7,416.44 : x
  2. Step 2: Convert to fraction form
    21,460.01/32,182.11 = 7,416.44/x
  3. Step 3: Cross multiply
    21,460.01x = 32,182.11 × 7,416.44
  4. Step 4: Simplify right side
    21,460.01x = 238,676,687.89
  5. Step 5: Solve for x
    x = 238,676,687.89/21,460.01
  6. Step 6: Final answer
    x = 11,121.93

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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.