Home / 21,592.11-32,315.01-13,277.39

Finding the Fourth Proportional to 21,592.11, 32,315.01 and 13,277.39

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Solution

The fourth proportional to 21,592.11, 32,315.01 and 13,277.39 is: 19,871.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,592.11 : 32,315.01 = 13,277.39 : x
  2. Step 2: Convert to fraction form
    21,592.11/32,315.01 = 13,277.39/x
  3. Step 3: Cross multiply
    21,592.11x = 32,315.01 × 13,277.39
  4. Step 4: Simplify right side
    21,592.11x = 429,058,924.24
  5. Step 5: Solve for x
    x = 429,058,924.24/21,592.11
  6. Step 6: Final answer
    x = 19,871.10

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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.