Home / 21,096.83-31,639.38-6,302.24

Finding the Fourth Proportional to 21,096.83, 31,639.38 and 6,302.24

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Solution

The fourth proportional to 21,096.83, 31,639.38 and 6,302.24 is: 9,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,096.83 : 31,639.38 = 6,302.24 : x
  2. Step 2: Convert to fraction form
    21,096.83/31,639.38 = 6,302.24/x
  3. Step 3: Cross multiply
    21,096.83x = 31,639.38 × 6,302.24
  4. Step 4: Simplify right side
    21,096.83x = 199,398,808.01
  5. Step 5: Solve for x
    x = 199,398,808.01/21,096.83
  6. Step 6: Final answer
    x = 9,451.60

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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.