Home / 21,052.35-31,578.26-6,059.87

Finding the Fourth Proportional to 21,052.35, 31,578.26 and 6,059.87

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Solution

The fourth proportional to 21,052.35, 31,578.26 and 6,059.87 is: 9,089.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,052.35 : 31,578.26 = 6,059.87 : x
  2. Step 2: Convert to fraction form
    21,052.35/31,578.26 = 6,059.87/x
  3. Step 3: Cross multiply
    21,052.35x = 31,578.26 × 6,059.87
  4. Step 4: Simplify right side
    21,052.35x = 191,359,962.24
  5. Step 5: Solve for x
    x = 191,359,962.24/21,052.35
  6. Step 6: Final answer
    x = 9,089.72

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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.