Home / 12,054.69-18,089.96-4,263.21

Finding the Fourth Proportional to 12,054.69, 18,089.96 and 4,263.21

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Solution

The fourth proportional to 12,054.69, 18,089.96 and 4,263.21 is: 6,397.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,054.69 : 18,089.96 = 4,263.21 : x
  2. Step 2: Convert to fraction form
    12,054.69/18,089.96 = 4,263.21/x
  3. Step 3: Cross multiply
    12,054.69x = 18,089.96 × 4,263.21
  4. Step 4: Simplify right side
    12,054.69x = 77,121,277.06
  5. Step 5: Solve for x
    x = 77,121,277.06/12,054.69
  6. Step 6: Final answer
    x = 6,397.62

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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.