Home / 19,426.28-26,807.42-10,928.25

Finding the Fourth Proportional to 19,426.28, 26,807.42 and 10,928.25

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Solution

The fourth proportional to 19,426.28, 26,807.42 and 10,928.25 is: 15,080.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426.28 : 26,807.42 = 10,928.25 : x
  2. Step 2: Convert to fraction form
    19,426.28/26,807.42 = 10,928.25/x
  3. Step 3: Cross multiply
    19,426.28x = 26,807.42 × 10,928.25
  4. Step 4: Simplify right side
    19,426.28x = 292,958,214.94
  5. Step 5: Solve for x
    x = 292,958,214.94/19,426.28
  6. Step 6: Final answer
    x = 15,080.51

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1.5x scale

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.