Home / 21,434.08-32,262.90-19,396.52

Finding the Fourth Proportional to 21,434.08, 32,262.90 and 19,396.52

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Solution

The fourth proportional to 21,434.08, 32,262.90 and 19,396.52 is: 29,195.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,434.08 : 32,262.90 = 19,396.52 : x
  2. Step 2: Convert to fraction form
    21,434.08/32,262.90 = 19,396.52/x
  3. Step 3: Cross multiply
    21,434.08x = 32,262.90 × 19,396.52
  4. Step 4: Simplify right side
    21,434.08x = 625,787,985.11
  5. Step 5: Solve for x
    x = 625,787,985.11/21,434.08
  6. Step 6: Final answer
    x = 29,195.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.