Home / 21,343.34-32,015.01-5,760.96

Finding the Fourth Proportional to 21,343.34, 32,015.01 and 5,760.96

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Solution

The fourth proportional to 21,343.34, 32,015.01 and 5,760.96 is: 8,641.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,343.34 : 32,015.01 = 5,760.96 : x
  2. Step 2: Convert to fraction form
    21,343.34/32,015.01 = 5,760.96/x
  3. Step 3: Cross multiply
    21,343.34x = 32,015.01 × 5,760.96
  4. Step 4: Simplify right side
    21,343.34x = 184,437,192.01
  5. Step 5: Solve for x
    x = 184,437,192.01/21,343.34
  6. Step 6: Final answer
    x = 8,641.44

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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.