Home / 12,263.66-18,384.39-4,470.65

Finding the Fourth Proportional to 12,263.66, 18,384.39 and 4,470.65

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Solution

The fourth proportional to 12,263.66, 18,384.39 and 4,470.65 is: 6,701.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263.66 : 18,384.39 = 4,470.65 : x
  2. Step 2: Convert to fraction form
    12,263.66/18,384.39 = 4,470.65/x
  3. Step 3: Cross multiply
    12,263.66x = 18,384.39 × 4,470.65
  4. Step 4: Simplify right side
    12,263.66x = 82,190,081.23
  5. Step 5: Solve for x
    x = 82,190,081.23/12,263.66
  6. Step 6: Final answer
    x = 6,701.92

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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.