Home / 14,607.52-20,162.50-8,641.26

Finding the Fourth Proportional to 14,607.52, 20,162.50 and 8,641.26

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Solution

The fourth proportional to 14,607.52, 20,162.50 and 8,641.26 is: 11,927.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,607.52 : 20,162.50 = 8,641.26 : x
  2. Step 2: Convert to fraction form
    14,607.52/20,162.50 = 8,641.26/x
  3. Step 3: Cross multiply
    14,607.52x = 20,162.50 × 8,641.26
  4. Step 4: Simplify right side
    14,607.52x = 174,229,260.73
  5. Step 5: Solve for x
    x = 174,229,260.73/14,607.52
  6. Step 6: Final answer
    x = 11,927.37

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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.