Home / 18,733.65-28,116.24-9,370.86

Finding the Fourth Proportional to 18,733.65, 28,116.24 and 9,370.86

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Solution

The fourth proportional to 18,733.65, 28,116.24 and 9,370.86 is: 14,064.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.65 : 28,116.24 = 9,370.86 : x
  2. Step 2: Convert to fraction form
    18,733.65/28,116.24 = 9,370.86/x
  3. Step 3: Cross multiply
    18,733.65x = 28,116.24 × 9,370.86
  4. Step 4: Simplify right side
    18,733.65x = 263,473,348.77
  5. Step 5: Solve for x
    x = 263,473,348.77/18,733.65
  6. Step 6: Final answer
    x = 14,064.18

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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.