Home / 14,913.44-20,569.36-14,251.68

Finding the Fourth Proportional to 14,913.44, 20,569.36 and 14,251.68

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Solution

The fourth proportional to 14,913.44, 20,569.36 and 14,251.68 is: 19,656.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,913.44 : 20,569.36 = 14,251.68 : x
  2. Step 2: Convert to fraction form
    14,913.44/20,569.36 = 14,251.68/x
  3. Step 3: Cross multiply
    14,913.44x = 20,569.36 × 14,251.68
  4. Step 4: Simplify right side
    14,913.44x = 293,147,936.52
  5. Step 5: Solve for x
    x = 293,147,936.52/14,913.44
  6. Step 6: Final answer
    x = 19,656.63

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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.