Home / 36,461.06-54,707.62-12,785.66

Finding the Fourth Proportional to 36,461.06, 54,707.62 and 12,785.66

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Solution

The fourth proportional to 36,461.06, 54,707.62 and 12,785.66 is: 19,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,461.06 : 54,707.62 = 12,785.66 : x
  2. Step 2: Convert to fraction form
    36,461.06/54,707.62 = 12,785.66/x
  3. Step 3: Cross multiply
    36,461.06x = 54,707.62 × 12,785.66
  4. Step 4: Simplify right side
    36,461.06x = 699,473,028.73
  5. Step 5: Solve for x
    x = 699,473,028.73/36,461.06
  6. Step 6: Final answer
    x = 19,184.11

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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.