Home / 18,484.32-27,704.40-9,714.72

Finding the Fourth Proportional to 18,484.32, 27,704.40 and 9,714.72

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Solution

The fourth proportional to 18,484.32, 27,704.40 and 9,714.72 is: 14,560.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,484.32 : 27,704.40 = 9,714.72 : x
  2. Step 2: Convert to fraction form
    18,484.32/27,704.40 = 9,714.72/x
  3. Step 3: Cross multiply
    18,484.32x = 27,704.40 × 9,714.72
  4. Step 4: Simplify right side
    18,484.32x = 269,140,488.77
  5. Step 5: Solve for x
    x = 269,140,488.77/18,484.32
  6. Step 6: Final answer
    x = 14,560.48

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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.