Home / 12,806.97-19,210.28-4,041.81

Finding the Fourth Proportional to 12,806.97, 19,210.28 and 4,041.81

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Solution

The fourth proportional to 12,806.97, 19,210.28 and 4,041.81 is: 6,062.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,806.97 : 19,210.28 = 4,041.81 : x
  2. Step 2: Convert to fraction form
    12,806.97/19,210.28 = 4,041.81/x
  3. Step 3: Cross multiply
    12,806.97x = 19,210.28 × 4,041.81
  4. Step 4: Simplify right side
    12,806.97x = 77,644,281.60
  5. Step 5: Solve for x
    x = 77,644,281.60/12,806.97
  6. Step 6: Final answer
    x = 6,062.66

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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.