Home / 21,586.49-29,788.91-12,026.37

Finding the Fourth Proportional to 21,586.49, 29,788.91 and 12,026.37

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Solution

The fourth proportional to 21,586.49, 29,788.91 and 12,026.37 is: 16,596.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,586.49 : 29,788.91 = 12,026.37 : x
  2. Step 2: Convert to fraction form
    21,586.49/29,788.91 = 12,026.37/x
  3. Step 3: Cross multiply
    21,586.49x = 29,788.91 × 12,026.37
  4. Step 4: Simplify right side
    21,586.49x = 358,252,393.42
  5. Step 5: Solve for x
    x = 358,252,393.42/21,586.49
  6. Step 6: Final answer
    x = 16,596.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.