Home / 14,398.37-21,582.74-5,511.61

Finding the Fourth Proportional to 14,398.37, 21,582.74 and 5,511.61

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Solution

The fourth proportional to 14,398.37, 21,582.74 and 5,511.61 is: 8,261.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,398.37 : 21,582.74 = 5,511.61 : x
  2. Step 2: Convert to fraction form
    14,398.37/21,582.74 = 5,511.61/x
  3. Step 3: Cross multiply
    14,398.37x = 21,582.74 × 5,511.61
  4. Step 4: Simplify right side
    14,398.37x = 118,955,587.57
  5. Step 5: Solve for x
    x = 118,955,587.57/14,398.37
  6. Step 6: Final answer
    x = 8,261.74

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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.