Home / 21,674.84-32,513.38-6,884.91

Finding the Fourth Proportional to 21,674.84, 32,513.38 and 6,884.91

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Solution

The fourth proportional to 21,674.84, 32,513.38 and 6,884.91 is: 10,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,674.84 : 32,513.38 = 6,884.91 : x
  2. Step 2: Convert to fraction form
    21,674.84/32,513.38 = 6,884.91/x
  3. Step 3: Cross multiply
    21,674.84x = 32,513.38 × 6,884.91
  4. Step 4: Simplify right side
    21,674.84x = 223,851,695.10
  5. Step 5: Solve for x
    x = 223,851,695.10/21,674.84
  6. Step 6: Final answer
    x = 10,327.72

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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.