Home / 12,227.95-18,341.98-5,206.65

Finding the Fourth Proportional to 12,227.95, 18,341.98 and 5,206.65

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Solution

The fourth proportional to 12,227.95, 18,341.98 and 5,206.65 is: 7,810.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.95 : 18,341.98 = 5,206.65 : x
  2. Step 2: Convert to fraction form
    12,227.95/18,341.98 = 5,206.65/x
  3. Step 3: Cross multiply
    12,227.95x = 18,341.98 × 5,206.65
  4. Step 4: Simplify right side
    12,227.95x = 95,500,365.09
  5. Step 5: Solve for x
    x = 95,500,365.09/12,227.95
  6. Step 6: Final answer
    x = 7,810.01

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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.