Home / 12,041.49-18,068.19-5,806.80

Finding the Fourth Proportional to 12,041.49, 18,068.19 and 5,806.80

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Solution

The fourth proportional to 12,041.49, 18,068.19 and 5,806.80 is: 8,713.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,041.49 : 18,068.19 = 5,806.80 : x
  2. Step 2: Convert to fraction form
    12,041.49/18,068.19 = 5,806.80/x
  3. Step 3: Cross multiply
    12,041.49x = 18,068.19 × 5,806.80
  4. Step 4: Simplify right side
    12,041.49x = 104,918,365.69
  5. Step 5: Solve for x
    x = 104,918,365.69/12,041.49
  6. Step 6: Final answer
    x = 8,713.07

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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.