Home / 36,671.14-55,009.64-11,714.70

Finding the Fourth Proportional to 36,671.14, 55,009.64 and 11,714.70

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Solution

The fourth proportional to 36,671.14, 55,009.64 and 11,714.70 is: 17,572.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,671.14 : 55,009.64 = 11,714.70 : x
  2. Step 2: Convert to fraction form
    36,671.14/55,009.64 = 11,714.70/x
  3. Step 3: Cross multiply
    36,671.14x = 55,009.64 × 11,714.70
  4. Step 4: Simplify right side
    36,671.14x = 644,421,429.71
  5. Step 5: Solve for x
    x = 644,421,429.71/36,671.14
  6. Step 6: Final answer
    x = 17,572.99

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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.