Home / 21,757.05-32,616.73-12,973.52

Finding the Fourth Proportional to 21,757.05, 32,616.73 and 12,973.52

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Solution

The fourth proportional to 21,757.05, 32,616.73 and 12,973.52 is: 19,449.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,757.05 : 32,616.73 = 12,973.52 : x
  2. Step 2: Convert to fraction form
    21,757.05/32,616.73 = 12,973.52/x
  3. Step 3: Cross multiply
    21,757.05x = 32,616.73 × 12,973.52
  4. Step 4: Simplify right side
    21,757.05x = 423,153,798.99
  5. Step 5: Solve for x
    x = 423,153,798.99/21,757.05
  6. Step 6: Final answer
    x = 19,449.04

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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.