Home / 21,596.90-29,805.27-12,037.43

Finding the Fourth Proportional to 21,596.90, 29,805.27 and 12,037.43

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Solution

The fourth proportional to 21,596.90, 29,805.27 and 12,037.43 is: 16,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,596.90 : 29,805.27 = 12,037.43 : x
  2. Step 2: Convert to fraction form
    21,596.90/29,805.27 = 12,037.43/x
  3. Step 3: Cross multiply
    21,596.90x = 29,805.27 × 12,037.43
  4. Step 4: Simplify right side
    21,596.90x = 358,778,851.26
  5. Step 5: Solve for x
    x = 358,778,851.26/21,596.90
  6. Step 6: Final answer
    x = 16,612.52

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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.