Home / 21,586.11-29,788.37-12,025.98

Finding the Fourth Proportional to 21,586.11, 29,788.37 and 12,025.98

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Solution

The fourth proportional to 21,586.11, 29,788.37 and 12,025.98 is: 16,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,586.11 : 29,788.37 = 12,025.98 : x
  2. Step 2: Convert to fraction form
    21,586.11/29,788.37 = 12,025.98/x
  3. Step 3: Cross multiply
    21,586.11x = 29,788.37 × 12,025.98
  4. Step 4: Simplify right side
    21,586.11x = 358,234,341.85
  5. Step 5: Solve for x
    x = 358,234,341.85/21,586.11
  6. Step 6: Final answer
    x = 16,595.60

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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.