Home / 21,701.04-32,536.98-11,320.08

Finding the Fourth Proportional to 21,701.04, 32,536.98 and 11,320.08

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Solution

The fourth proportional to 21,701.04, 32,536.98 and 11,320.08 is: 16,972.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,701.04 : 32,536.98 = 11,320.08 : x
  2. Step 2: Convert to fraction form
    21,701.04/32,536.98 = 11,320.08/x
  3. Step 3: Cross multiply
    21,701.04x = 32,536.98 × 11,320.08
  4. Step 4: Simplify right side
    21,701.04x = 368,321,216.56
  5. Step 5: Solve for x
    x = 368,321,216.56/21,701.04
  6. Step 6: Final answer
    x = 16,972.51

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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.