Home / 21,525.18-32,289.62-5,942.81

Finding the Fourth Proportional to 21,525.18, 32,289.62 and 5,942.81

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Solution

The fourth proportional to 21,525.18, 32,289.62 and 5,942.81 is: 8,914.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,525.18 : 32,289.62 = 5,942.81 : x
  2. Step 2: Convert to fraction form
    21,525.18/32,289.62 = 5,942.81/x
  3. Step 3: Cross multiply
    21,525.18x = 32,289.62 × 5,942.81
  4. Step 4: Simplify right side
    21,525.18x = 191,890,885.47
  5. Step 5: Solve for x
    x = 191,890,885.47/21,525.18
  6. Step 6: Final answer
    x = 8,914.72

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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.