Home / 19,426.66-26,806.27-10,928.50

Finding the Fourth Proportional to 19,426.66, 26,806.27 and 10,928.50

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Solution

The fourth proportional to 19,426.66, 26,806.27 and 10,928.50 is: 15,079.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426.66 : 26,806.27 = 10,928.50 : x
  2. Step 2: Convert to fraction form
    19,426.66/26,806.27 = 10,928.50/x
  3. Step 3: Cross multiply
    19,426.66x = 26,806.27 × 10,928.50
  4. Step 4: Simplify right side
    19,426.66x = 292,952,187.66
  5. Step 5: Solve for x
    x = 292,952,187.66/19,426.66
  6. Step 6: Final answer
    x = 15,079.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.