Home / 14,025.61-21,053.58-12,475.54

Finding the Fourth Proportional to 14,025.61, 21,053.58 and 12,475.54

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Solution

The fourth proportional to 14,025.61, 21,053.58 and 12,475.54 is: 18,726.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.61 : 21,053.58 = 12,475.54 : x
  2. Step 2: Convert to fraction form
    14,025.61/21,053.58 = 12,475.54/x
  3. Step 3: Cross multiply
    14,025.61x = 21,053.58 × 12,475.54
  4. Step 4: Simplify right side
    14,025.61x = 262,654,779.43
  5. Step 5: Solve for x
    x = 262,654,779.43/14,025.61
  6. Step 6: Final answer
    x = 18,726.80

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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.