Home / 21,744.21-32,622.08-6,953.40

Finding the Fourth Proportional to 21,744.21, 32,622.08 and 6,953.40

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Solution

The fourth proportional to 21,744.21, 32,622.08 and 6,953.40 is: 10,431.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,744.21 : 32,622.08 = 6,953.40 : x
  2. Step 2: Convert to fraction form
    21,744.21/32,622.08 = 6,953.40/x
  3. Step 3: Cross multiply
    21,744.21x = 32,622.08 × 6,953.40
  4. Step 4: Simplify right side
    21,744.21x = 226,834,371.07
  5. Step 5: Solve for x
    x = 226,834,371.07/21,744.21
  6. Step 6: Final answer
    x = 10,431.94

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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.